2156195160

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{3907}}^1$

素因数の和:4007

約数の個数: 256

約数和(自身を含む): 8328729600

約数和(自身を除く): 6172534440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 73, 84, 90, 105, 108, 120, 126, 135, 140, 146, 168, 180, 189, 210, 216, 219, 252, 270, 280, 292, 315, 360, 365, 378, 420, 438, 504, 511, 540, 584, 630, 657, 730, 756, 840, 876, 945, 1022, 1080, 1095, 1260, 1314, 1460, 1512, 1533, 1752, 1890, 1971, 2044, 2190, 2520, 2555, 2628, 2920, 3066, 3285, 3780, 3907, 3942, 4088, 4380, 4599, 5110, 5256, 6132, 6570, 7560, 7665, 7814, 7884, 8760, 9198, 9855, 10220, 11721, 12264, 13140, 13797, 15330, 15628, 15768, 18396, 19535, 19710, 20440, 22995, 23442, 26280, 27349, 27594, 30660, 31256, 35163, 36792, 39070, 39420, 45990, 46884, 54698, 55188, 58605, 61320, 68985, 70326, 78140, 78840, 82047, 91980, 93768, 105489, 109396, 110376, 117210, 136745, 137970, 140652, 156280, 164094, 175815, 183960, 210978, 218792, 234420, 246141, 273490, 275940, 281304, 285211, 328188, 351630, 410235, 421956, 468840, 492282, 527445, 546980, 551880, 570422, 656376, 703260, 738423, 820470, 843912, 855633, 984564, 1054890, 1093960, 1140844, 1230705, 1406520, 1426055, 1476846, 1640940, 1711266, 1969128, 1996477, 2109780, 2281688, 2461410, 2566899, 2852110, 2953692, 3281880, 3422532, 3692115, 3992954, 4219560, 4278165, 4922820, 5133798, 5704220, 5907384, 5989431, 6845064, 7384230, 7700697, 7985908, 8556330, 9845640, 9982385, 10267596, 11408440, 11978862, 12834495, 14768460, 15401394, 15971816, 17112660, 17968293, 19964770, 20535192, 23957724, 25668990, 29536920, 29947155, 30802788, 34225320, 35936586, 38503485, 39929540, 47915448, 51337980, 53904879, 59894310, 61605576, 71873172, 77006970, 79859080, 89841465, 102675960, 107809758, 119788620, 143746344, 154013940, 179682930, 215619516, 239577240, 269524395, 308027880, 359365860, 431239032, 539048790, 718731720, 1078097580, 2156195160]

約数ペア:

[(1, 2156195160), (2, 1078097580), (3, 718731720), (4, 539048790), (5, 431239032), (6, 359365860), (7, 308027880), (8, 269524395), (9, 239577240), (10, 215619516), (12, 179682930), (14, 154013940), (15, 143746344), (18, 119788620), (20, 107809758), (21, 102675960), (24, 89841465), (27, 79859080), (28, 77006970), (30, 71873172), (35, 61605576), (36, 59894310), (40, 53904879), (42, 51337980), (45, 47915448), (54, 39929540), (56, 38503485), (60, 35936586), (63, 34225320), (70, 30802788), (72, 29947155), (73, 29536920), (84, 25668990), (90, 23957724), (105, 20535192), (108, 19964770), (120, 17968293), (126, 17112660), (135, 15971816), (140, 15401394), (146, 14768460), (168, 12834495), (180, 11978862), (189, 11408440), (210, 10267596), (216, 9982385), (219, 9845640), (252, 8556330), (270, 7985908), (280, 7700697), (292, 7384230), (315, 6845064), (360, 5989431), (365, 5907384), (378, 5704220), (420, 5133798), (438, 4922820), (504, 4278165), (511, 4219560), (540, 3992954), (584, 3692115), (630, 3422532), (657, 3281880), (730, 2953692), (756, 2852110), (840, 2566899), (876, 2461410), (945, 2281688), (1022, 2109780), (1080, 1996477), (1095, 1969128), (1260, 1711266), (1314, 1640940), (1460, 1476846), (1512, 1426055), (1533, 1406520), (1752, 1230705), (1890, 1140844), (1971, 1093960), (2044, 1054890), (2190, 984564), (2520, 855633), (2555, 843912), (2628, 820470), (2920, 738423), (3066, 703260), (3285, 656376), (3780, 570422), (3907, 551880), (3942, 546980), (4088, 527445), (4380, 492282), (4599, 468840), (5110, 421956), (5256, 410235), (6132, 351630), (6570, 328188), (7560, 285211), (7665, 281304), (7814, 275940), (7884, 273490), (8760, 246141), (9198, 234420), (9855, 218792), (10220, 210978), (11721, 183960), (12264, 175815), (13140, 164094), (13797, 156280), (15330, 140652), (15628, 137970), (15768, 136745), (18396, 117210), (19535, 110376), (19710, 109396), (20440, 105489), (22995, 93768), (23442, 91980), (26280, 82047), (27349, 78840), (27594, 78140), (30660, 70326), (31256, 68985), (35163, 61320), (36792, 58605), (39070, 55188), (39420, 54698), (45990, 46884)]