215739540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^2$

素因数の和:151

約数の個数: 216

約数和(自身を含む): 722502144

約数和(自身を除く): 506762604

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 31, 36, 41, 45, 46, 60, 62, 69, 82, 90, 92, 93, 115, 123, 124, 138, 155, 164, 180, 186, 205, 207, 230, 246, 276, 279, 310, 345, 369, 372, 410, 414, 460, 465, 492, 558, 615, 620, 690, 713, 738, 820, 828, 930, 943, 1035, 1116, 1230, 1271, 1380, 1395, 1426, 1476, 1681, 1845, 1860, 1886, 2070, 2139, 2460, 2542, 2790, 2829, 2852, 3362, 3565, 3690, 3772, 3813, 4140, 4278, 4715, 5043, 5084, 5580, 5658, 6355, 6417, 6724, 7130, 7380, 7626, 8405, 8487, 8556, 9430, 10086, 10695, 11316, 11439, 12710, 12834, 14145, 14260, 15129, 15252, 16810, 16974, 18860, 19065, 20172, 21390, 22878, 25215, 25420, 25668, 28290, 29233, 30258, 32085, 33620, 33948, 38130, 38663, 42435, 42780, 45756, 50430, 52111, 56580, 57195, 58466, 60516, 64170, 75645, 76260, 77326, 84870, 87699, 100860, 104222, 114390, 115989, 116932, 128340, 146165, 151290, 154652, 156333, 169740, 175398, 193315, 208444, 228780, 231978, 260555, 263097, 292330, 302580, 312666, 347967, 350796, 386630, 438495, 463956, 468999, 521110, 526194, 579945, 584660, 625332, 695934, 773260, 781665, 876990, 937998, 1042220, 1052388, 1159890, 1198553, 1315485, 1391868, 1563330, 1739835, 1753980, 1875996, 2319780, 2344995, 2397106, 2630970, 3126660, 3479670, 3595659, 4689990, 4794212, 5261940, 5992765, 6959340, 7191318, 9379980, 10786977, 11985530, 14382636, 17978295, 21573954, 23971060, 35956590, 43147908, 53934885, 71913180, 107869770, 215739540]

約数ペア:

[(1, 215739540), (2, 107869770), (3, 71913180), (4, 53934885), (5, 43147908), (6, 35956590), (9, 23971060), (10, 21573954), (12, 17978295), (15, 14382636), (18, 11985530), (20, 10786977), (23, 9379980), (30, 7191318), (31, 6959340), (36, 5992765), (41, 5261940), (45, 4794212), (46, 4689990), (60, 3595659), (62, 3479670), (69, 3126660), (82, 2630970), (90, 2397106), (92, 2344995), (93, 2319780), (115, 1875996), (123, 1753980), (124, 1739835), (138, 1563330), (155, 1391868), (164, 1315485), (180, 1198553), (186, 1159890), (205, 1052388), (207, 1042220), (230, 937998), (246, 876990), (276, 781665), (279, 773260), (310, 695934), (345, 625332), (369, 584660), (372, 579945), (410, 526194), (414, 521110), (460, 468999), (465, 463956), (492, 438495), (558, 386630), (615, 350796), (620, 347967), (690, 312666), (713, 302580), (738, 292330), (820, 263097), (828, 260555), (930, 231978), (943, 228780), (1035, 208444), (1116, 193315), (1230, 175398), (1271, 169740), (1380, 156333), (1395, 154652), (1426, 151290), (1476, 146165), (1681, 128340), (1845, 116932), (1860, 115989), (1886, 114390), (2070, 104222), (2139, 100860), (2460, 87699), (2542, 84870), (2790, 77326), (2829, 76260), (2852, 75645), (3362, 64170), (3565, 60516), (3690, 58466), (3772, 57195), (3813, 56580), (4140, 52111), (4278, 50430), (4715, 45756), (5043, 42780), (5084, 42435), (5580, 38663), (5658, 38130), (6355, 33948), (6417, 33620), (6724, 32085), (7130, 30258), (7380, 29233), (7626, 28290), (8405, 25668), (8487, 25420), (8556, 25215), (9430, 22878), (10086, 21390), (10695, 20172), (11316, 19065), (11439, 18860), (12710, 16974), (12834, 16810), (14145, 15252), (14260, 15129)]