78818460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1$

素因数の和:145

約数の個数: 288

約数和(自身を含む): 289578240

約数和(自身を除く): 210759780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 19, 20, 21, 28, 30, 34, 35, 38, 42, 49, 51, 57, 60, 68, 70, 76, 83, 84, 85, 95, 98, 102, 105, 114, 119, 133, 140, 147, 166, 170, 190, 196, 204, 210, 228, 238, 245, 249, 255, 266, 285, 294, 323, 332, 340, 357, 380, 399, 415, 420, 476, 490, 498, 510, 532, 570, 581, 588, 595, 646, 665, 714, 735, 798, 830, 833, 931, 969, 980, 996, 1020, 1140, 1162, 1190, 1245, 1292, 1330, 1411, 1428, 1470, 1577, 1596, 1615, 1660, 1666, 1743, 1785, 1862, 1938, 1995, 2261, 2324, 2380, 2490, 2499, 2660, 2793, 2822, 2905, 2940, 3154, 3230, 3332, 3486, 3570, 3724, 3876, 3990, 4067, 4165, 4233, 4522, 4655, 4731, 4845, 4980, 4998, 5586, 5644, 5810, 6308, 6460, 6783, 6972, 7055, 7140, 7885, 7980, 8134, 8330, 8466, 8715, 9044, 9310, 9462, 9690, 9877, 9996, 11039, 11172, 11305, 11620, 12201, 12495, 13566, 13965, 14110, 15770, 15827, 16268, 16660, 16932, 17430, 18620, 18924, 19380, 19754, 20335, 21165, 22078, 22610, 23655, 24402, 24990, 26809, 27132, 27930, 28220, 29631, 31540, 31654, 33117, 33915, 34860, 39508, 40670, 42330, 44156, 45220, 47310, 47481, 48804, 49385, 49980, 53618, 55195, 55860, 59262, 61005, 63308, 66234, 67830, 69139, 77273, 79135, 80427, 81340, 84660, 94620, 94962, 98770, 107236, 110390, 118524, 122010, 132468, 134045, 135660, 138278, 148155, 154546, 158270, 160854, 165585, 187663, 189924, 197540, 207417, 220780, 231819, 237405, 244020, 268090, 276556, 296310, 309092, 316540, 321708, 331170, 345695, 375326, 386365, 402135, 414834, 463638, 474810, 536180, 562989, 592620, 662340, 691390, 750652, 772730, 804270, 829668, 927276, 938315, 949620, 1037085, 1125978, 1159095, 1313641, 1382780, 1545460, 1608540, 1876630, 2074170, 2251956, 2318190, 2627282, 2814945, 3753260, 3940923, 4148340, 4636380, 5254564, 5629890, 6568205, 7881846, 11259780, 13136410, 15763692, 19704615, 26272820, 39409230, 78818460]

約数ペア:

[(1, 78818460), (2, 39409230), (3, 26272820), (4, 19704615), (5, 15763692), (6, 13136410), (7, 11259780), (10, 7881846), (12, 6568205), (14, 5629890), (15, 5254564), (17, 4636380), (19, 4148340), (20, 3940923), (21, 3753260), (28, 2814945), (30, 2627282), (34, 2318190), (35, 2251956), (38, 2074170), (42, 1876630), (49, 1608540), (51, 1545460), (57, 1382780), (60, 1313641), (68, 1159095), (70, 1125978), (76, 1037085), (83, 949620), (84, 938315), (85, 927276), (95, 829668), (98, 804270), (102, 772730), (105, 750652), (114, 691390), (119, 662340), (133, 592620), (140, 562989), (147, 536180), (166, 474810), (170, 463638), (190, 414834), (196, 402135), (204, 386365), (210, 375326), (228, 345695), (238, 331170), (245, 321708), (249, 316540), (255, 309092), (266, 296310), (285, 276556), (294, 268090), (323, 244020), (332, 237405), (340, 231819), (357, 220780), (380, 207417), (399, 197540), (415, 189924), (420, 187663), (476, 165585), (490, 160854), (498, 158270), (510, 154546), (532, 148155), (570, 138278), (581, 135660), (588, 134045), (595, 132468), (646, 122010), (665, 118524), (714, 110390), (735, 107236), (798, 98770), (830, 94962), (833, 94620), (931, 84660), (969, 81340), (980, 80427), (996, 79135), (1020, 77273), (1140, 69139), (1162, 67830), (1190, 66234), (1245, 63308), (1292, 61005), (1330, 59262), (1411, 55860), (1428, 55195), (1470, 53618), (1577, 49980), (1596, 49385), (1615, 48804), (1660, 47481), (1666, 47310), (1743, 45220), (1785, 44156), (1862, 42330), (1938, 40670), (1995, 39508), (2261, 34860), (2324, 33915), (2380, 33117), (2490, 31654), (2499, 31540), (2660, 29631), (2793, 28220), (2822, 27930), (2905, 27132), (2940, 26809), (3154, 24990), (3230, 24402), (3332, 23655), (3486, 22610), (3570, 22078), (3724, 21165), (3876, 20335), (3990, 19754), (4067, 19380), (4165, 18924), (4233, 18620), (4522, 17430), (4655, 16932), (4731, 16660), (4845, 16268), (4980, 15827), (4998, 15770), (5586, 14110), (5644, 13965), (5810, 13566), (6308, 12495), (6460, 12201), (6783, 11620), (6972, 11305), (7055, 11172), (7140, 11039), (7885, 9996), (7980, 9877), (8134, 9690), (8330, 9462), (8466, 9310), (8715, 9044)]