208173420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:285

約数の個数: 288

約数和(自身を含む): 792529920

約数和(自身を除く): 584356500

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, 71, 78, 84, 90, 91, 105, 117, 126, 130, 140, 142, 156, 179, 180, 182, 195, 210, 213, 234, 252, 260, 273, 284, 315, 355, 358, 364, 390, 420, 426, 455, 468, 497, 537, 546, 585, 630, 639, 710, 716, 780, 819, 852, 895, 910, 923, 994, 1065, 1074, 1092, 1170, 1253, 1260, 1278, 1365, 1420, 1491, 1611, 1638, 1790, 1820, 1846, 1988, 2130, 2148, 2327, 2340, 2485, 2506, 2556, 2685, 2730, 2769, 2982, 3195, 3222, 3276, 3580, 3692, 3759, 4095, 4260, 4473, 4615, 4654, 4970, 5012, 5370, 5460, 5538, 5964, 6265, 6390, 6444, 6461, 6981, 7455, 7518, 8055, 8190, 8307, 8946, 9230, 9308, 9940, 10740, 11076, 11277, 11635, 12530, 12709, 12780, 12922, 13845, 13962, 14910, 15036, 16110, 16289, 16380, 16614, 17892, 18460, 18795, 19383, 20943, 22365, 22554, 23270, 25060, 25418, 25844, 27690, 27924, 29820, 32220, 32305, 32578, 33228, 34905, 37590, 38127, 38766, 41535, 41886, 44730, 45108, 46540, 48867, 50836, 55380, 56385, 58149, 63545, 64610, 65156, 69810, 75180, 76254, 77532, 81445, 83070, 83772, 88963, 89460, 96915, 97734, 104715, 112770, 114381, 116298, 127090, 129220, 139620, 146601, 152508, 162890, 165217, 166140, 177926, 190635, 193830, 195468, 209430, 225540, 228762, 232596, 244335, 254180, 266889, 290745, 293202, 325780, 330434, 355852, 381270, 387660, 418860, 444815, 457524, 488670, 495651, 533778, 571905, 581490, 586404, 660868, 733005, 762540, 800667, 826085, 889630, 977340, 991302, 1067556, 1143810, 1156519, 1162980, 1334445, 1466010, 1486953, 1601334, 1652170, 1779260, 1982604, 2287620, 2313038, 2478255, 2668890, 2932020, 2973906, 3202668, 3304340, 3469557, 4003335, 4626076, 4956510, 5337780, 5782595, 5947812, 6939114, 7434765, 8006670, 9913020, 10408671, 11565190, 13878228, 14869530, 16013340, 17347785, 20817342, 23130380, 29739060, 34695570, 41634684, 52043355, 69391140, 104086710, 208173420]

約数ペア:

[(1, 208173420), (2, 104086710), (3, 69391140), (4, 52043355), (5, 41634684), (6, 34695570), (7, 29739060), (9, 23130380), (10, 20817342), (12, 17347785), (13, 16013340), (14, 14869530), (15, 13878228), (18, 11565190), (20, 10408671), (21, 9913020), (26, 8006670), (28, 7434765), (30, 6939114), (35, 5947812), (36, 5782595), (39, 5337780), (42, 4956510), (45, 4626076), (52, 4003335), (60, 3469557), (63, 3304340), (65, 3202668), (70, 2973906), (71, 2932020), (78, 2668890), (84, 2478255), (90, 2313038), (91, 2287620), (105, 1982604), (117, 1779260), (126, 1652170), (130, 1601334), (140, 1486953), (142, 1466010), (156, 1334445), (179, 1162980), (180, 1156519), (182, 1143810), (195, 1067556), (210, 991302), (213, 977340), (234, 889630), (252, 826085), (260, 800667), (273, 762540), (284, 733005), (315, 660868), (355, 586404), (358, 581490), (364, 571905), (390, 533778), (420, 495651), (426, 488670), (455, 457524), (468, 444815), (497, 418860), (537, 387660), (546, 381270), (585, 355852), (630, 330434), (639, 325780), (710, 293202), (716, 290745), (780, 266889), (819, 254180), (852, 244335), (895, 232596), (910, 228762), (923, 225540), (994, 209430), (1065, 195468), (1074, 193830), (1092, 190635), (1170, 177926), (1253, 166140), (1260, 165217), (1278, 162890), (1365, 152508), (1420, 146601), (1491, 139620), (1611, 129220), (1638, 127090), (1790, 116298), (1820, 114381), (1846, 112770), (1988, 104715), (2130, 97734), (2148, 96915), (2327, 89460), (2340, 88963), (2485, 83772), (2506, 83070), (2556, 81445), (2685, 77532), (2730, 76254), (2769, 75180), (2982, 69810), (3195, 65156), (3222, 64610), (3276, 63545), (3580, 58149), (3692, 56385), (3759, 55380), (4095, 50836), (4260, 48867), (4473, 46540), (4615, 45108), (4654, 44730), (4970, 41886), (5012, 41535), (5370, 38766), (5460, 38127), (5538, 37590), (5964, 34905), (6265, 33228), (6390, 32578), (6444, 32305), (6461, 32220), (6981, 29820), (7455, 27924), (7518, 27690), (8055, 25844), (8190, 25418), (8307, 25060), (8946, 23270), (9230, 22554), (9308, 22365), (9940, 20943), (10740, 19383), (11076, 18795), (11277, 18460), (11635, 17892), (12530, 16614), (12709, 16380), (12780, 16289), (12922, 16110), (13845, 15036), (13962, 14910)]