21251264580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1093}}^1\times {\mathrm{1187}}^1$

素因数の和:2315

約数の個数: 288

約数和(自身を含む): 79477542144

約数和(自身を除く): 58226277564

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1093, 1170, 1187, 1260, 1365, 1638, 1820, 2186, 2340, 2374, 2730, 3276, 3279, 3561, 4095, 4372, 4748, 5460, 5465, 5935, 6558, 7122, 7651, 8190, 8309, 9837, 10683, 10930, 11870, 13116, 14209, 14244, 15302, 15431, 16380, 16395, 16618, 17805, 19674, 21366, 21860, 22953, 23740, 24927, 28418, 30604, 30862, 32790, 33236, 35610, 38255, 39348, 41545, 42627, 42732, 45906, 46293, 49185, 49854, 53415, 56836, 61724, 65580, 68859, 71045, 71220, 74781, 76510, 77155, 83090, 85254, 91812, 92586, 98370, 99463, 99708, 106830, 108017, 114765, 124635, 127881, 137718, 138879, 142090, 149562, 153020, 154310, 166180, 170508, 185172, 196740, 198926, 213135, 213660, 216034, 229530, 231465, 249270, 255762, 275436, 277758, 284180, 298389, 299124, 308620, 324051, 344295, 373905, 397852, 426270, 432068, 459060, 462930, 497315, 498540, 511524, 540085, 555516, 596778, 639405, 648102, 688590, 694395, 747810, 852540, 895167, 925860, 972153, 994630, 1080170, 1193556, 1278810, 1296204, 1297391, 1377180, 1388790, 1491945, 1495620, 1620255, 1790334, 1944306, 1989260, 2160340, 2557620, 2594782, 2777580, 2983890, 3240510, 3580668, 3888612, 3892173, 4475835, 4860765, 5189564, 5967780, 6481020, 6486955, 7784346, 8951670, 9081737, 9721530, 11676519, 12973910, 15568692, 16866083, 17903340, 18163474, 19443060, 19460865, 23353038, 25947820, 27245211, 33732166, 36326948, 38921730, 45408685, 46706076, 50598249, 54490422, 58382595, 67464332, 77843460, 81735633, 84330415, 90817370, 101196498, 108980844, 116765190, 118062581, 136226055, 151794747, 163471266, 168660830, 181634740, 202392996, 233530380, 236125162, 252991245, 272452110, 303589494, 326942532, 337321660, 354187743, 408678165, 472250324, 505982490, 544904220, 590312905, 607178988, 708375486, 758973735, 817356330, 1011964980, 1062563229, 1180625810, 1416750972, 1517947470, 1634712660, 1770938715, 2125126458, 2361251620, 3035894940, 3541877430, 4250252916, 5312816145, 7083754860, 10625632290, 21251264580]

約数ペア:

[(1, 21251264580), (2, 10625632290), (3, 7083754860), (4, 5312816145), (5, 4250252916), (6, 3541877430), (7, 3035894940), (9, 2361251620), (10, 2125126458), (12, 1770938715), (13, 1634712660), (14, 1517947470), (15, 1416750972), (18, 1180625810), (20, 1062563229), (21, 1011964980), (26, 817356330), (28, 758973735), (30, 708375486), (35, 607178988), (36, 590312905), (39, 544904220), (42, 505982490), (45, 472250324), (52, 408678165), (60, 354187743), (63, 337321660), (65, 326942532), (70, 303589494), (78, 272452110), (84, 252991245), (90, 236125162), (91, 233530380), (105, 202392996), (117, 181634740), (126, 168660830), (130, 163471266), (140, 151794747), (156, 136226055), (180, 118062581), (182, 116765190), (195, 108980844), (210, 101196498), (234, 90817370), (252, 84330415), (260, 81735633), (273, 77843460), (315, 67464332), (364, 58382595), (390, 54490422), (420, 50598249), (455, 46706076), (468, 45408685), (546, 38921730), (585, 36326948), (630, 33732166), (780, 27245211), (819, 25947820), (910, 23353038), (1092, 19460865), (1093, 19443060), (1170, 18163474), (1187, 17903340), (1260, 16866083), (1365, 15568692), (1638, 12973910), (1820, 11676519), (2186, 9721530), (2340, 9081737), (2374, 8951670), (2730, 7784346), (3276, 6486955), (3279, 6481020), (3561, 5967780), (4095, 5189564), (4372, 4860765), (4748, 4475835), (5460, 3892173), (5465, 3888612), (5935, 3580668), (6558, 3240510), (7122, 2983890), (7651, 2777580), (8190, 2594782), (8309, 2557620), (9837, 2160340), (10683, 1989260), (10930, 1944306), (11870, 1790334), (13116, 1620255), (14209, 1495620), (14244, 1491945), (15302, 1388790), (15431, 1377180), (16380, 1297391), (16395, 1296204), (16618, 1278810), (17805, 1193556), (19674, 1080170), (21366, 994630), (21860, 972153), (22953, 925860), (23740, 895167), (24927, 852540), (28418, 747810), (30604, 694395), (30862, 688590), (32790, 648102), (33236, 639405), (35610, 596778), (38255, 555516), (39348, 540085), (41545, 511524), (42627, 498540), (42732, 497315), (45906, 462930), (46293, 459060), (49185, 432068), (49854, 426270), (53415, 397852), (56836, 373905), (61724, 344295), (65580, 324051), (68859, 308620), (71045, 299124), (71220, 298389), (74781, 284180), (76510, 277758), (77155, 275436), (83090, 255762), (85254, 249270), (91812, 231465), (92586, 229530), (98370, 216034), (99463, 213660), (99708, 213135), (106830, 198926), (108017, 196740), (114765, 185172), (124635, 170508), (127881, 166180), (137718, 154310), (138879, 153020), (142090, 149562)]