172986840

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2$

素因数の和:113

約数の個数: 288

約数和(自身を含む): 645306480

約数和(自身を除く): 472319640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 37, 39, 40, 45, 52, 54, 60, 65, 72, 74, 78, 81, 90, 104, 108, 111, 117, 120, 130, 135, 148, 156, 162, 180, 185, 195, 216, 222, 234, 243, 260, 270, 296, 312, 324, 333, 351, 360, 370, 390, 405, 444, 468, 481, 486, 520, 540, 555, 585, 648, 666, 702, 740, 780, 810, 888, 936, 962, 972, 999, 1053, 1080, 1110, 1170, 1215, 1332, 1369, 1404, 1443, 1480, 1560, 1620, 1665, 1755, 1924, 1944, 1998, 2106, 2220, 2340, 2405, 2430, 2664, 2738, 2808, 2886, 2997, 3159, 3240, 3330, 3510, 3848, 3996, 4107, 4212, 4329, 4440, 4680, 4810, 4860, 4995, 5265, 5476, 5772, 5994, 6318, 6660, 6845, 7020, 7215, 7992, 8214, 8424, 8658, 8991, 9620, 9720, 9990, 10530, 10952, 11544, 11988, 12321, 12636, 12987, 13320, 13690, 14040, 14430, 14985, 15795, 16428, 17316, 17797, 17982, 19240, 19980, 20535, 21060, 21645, 23976, 24642, 25272, 25974, 27380, 28860, 29970, 31590, 32856, 34632, 35594, 35964, 36963, 38961, 39960, 41070, 42120, 43290, 44955, 49284, 51948, 53391, 54760, 57720, 59940, 61605, 63180, 64935, 71188, 71928, 73926, 77922, 82140, 86580, 88985, 89910, 98568, 103896, 106782, 110889, 116883, 119880, 123210, 126360, 129870, 142376, 147852, 155844, 160173, 164280, 173160, 177970, 179820, 184815, 194805, 213564, 221778, 233766, 246420, 259740, 266955, 295704, 311688, 320346, 332667, 355940, 359640, 369630, 389610, 427128, 443556, 467532, 480519, 492840, 519480, 533910, 554445, 584415, 640692, 665334, 711880, 739260, 779220, 800865, 887112, 935064, 961038, 1067820, 1108890, 1168830, 1281384, 1330668, 1441557, 1478520, 1558440, 1601730, 1663335, 1922076, 2135640, 2217780, 2337660, 2402595, 2661336, 2883114, 3203460, 3326670, 3844152, 4324671, 4435560, 4675320, 4805190, 5766228, 6406920, 6653340, 7207785, 8649342, 9610380, 11532456, 13306680, 14415570, 17298684, 19220760, 21623355, 28831140, 34597368, 43246710, 57662280, 86493420, 172986840]

約数ペア:

[(1, 172986840), (2, 86493420), (3, 57662280), (4, 43246710), (5, 34597368), (6, 28831140), (8, 21623355), (9, 19220760), (10, 17298684), (12, 14415570), (13, 13306680), (15, 11532456), (18, 9610380), (20, 8649342), (24, 7207785), (26, 6653340), (27, 6406920), (30, 5766228), (36, 4805190), (37, 4675320), (39, 4435560), (40, 4324671), (45, 3844152), (52, 3326670), (54, 3203460), (60, 2883114), (65, 2661336), (72, 2402595), (74, 2337660), (78, 2217780), (81, 2135640), (90, 1922076), (104, 1663335), (108, 1601730), (111, 1558440), (117, 1478520), (120, 1441557), (130, 1330668), (135, 1281384), (148, 1168830), (156, 1108890), (162, 1067820), (180, 961038), (185, 935064), (195, 887112), (216, 800865), (222, 779220), (234, 739260), (243, 711880), (260, 665334), (270, 640692), (296, 584415), (312, 554445), (324, 533910), (333, 519480), (351, 492840), (360, 480519), (370, 467532), (390, 443556), (405, 427128), (444, 389610), (468, 369630), (481, 359640), (486, 355940), (520, 332667), (540, 320346), (555, 311688), (585, 295704), (648, 266955), (666, 259740), (702, 246420), (740, 233766), (780, 221778), (810, 213564), (888, 194805), (936, 184815), (962, 179820), (972, 177970), (999, 173160), (1053, 164280), (1080, 160173), (1110, 155844), (1170, 147852), (1215, 142376), (1332, 129870), (1369, 126360), (1404, 123210), (1443, 119880), (1480, 116883), (1560, 110889), (1620, 106782), (1665, 103896), (1755, 98568), (1924, 89910), (1944, 88985), (1998, 86580), (2106, 82140), (2220, 77922), (2340, 73926), (2405, 71928), (2430, 71188), (2664, 64935), (2738, 63180), (2808, 61605), (2886, 59940), (2997, 57720), (3159, 54760), (3240, 53391), (3330, 51948), (3510, 49284), (3848, 44955), (3996, 43290), (4107, 42120), (4212, 41070), (4329, 39960), (4440, 38961), (4680, 36963), (4810, 35964), (4860, 35594), (4995, 34632), (5265, 32856), (5476, 31590), (5772, 29970), (5994, 28860), (6318, 27380), (6660, 25974), (6845, 25272), (7020, 24642), (7215, 23976), (7992, 21645), (8214, 21060), (8424, 20535), (8658, 19980), (8991, 19240), (9620, 17982), (9720, 17797), (9990, 17316), (10530, 16428), (10952, 15795), (11544, 14985), (11988, 14430), (12321, 14040), (12636, 13690), (12987, 13320)]