15671725720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{191}}^1\times {\mathrm{1619}}^1$

素因数の和:2009

約数の個数: 128

約数和(自身を含む): 40758681600

約数和(自身を除く): 25086955880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 181, 191, 280, 362, 382, 724, 764, 905, 955, 1267, 1337, 1448, 1528, 1619, 1810, 1910, 2534, 2674, 3238, 3620, 3820, 5068, 5348, 6335, 6476, 6685, 7240, 7640, 8095, 10136, 10696, 11333, 12670, 12952, 13370, 16190, 22666, 25340, 26740, 32380, 34571, 45332, 50680, 53480, 56665, 64760, 69142, 90664, 113330, 138284, 172855, 226660, 241997, 276568, 293039, 309229, 345710, 453320, 483994, 586078, 618458, 691420, 967988, 1172156, 1209985, 1236916, 1382840, 1465195, 1546145, 1935976, 2051273, 2164603, 2344312, 2419970, 2473832, 2930390, 3092290, 4102546, 4329206, 4839940, 5860780, 6184580, 8205092, 8658412, 9679880, 10256365, 10823015, 11721560, 12369160, 16410184, 17316824, 20512730, 21646030, 41025460, 43292060, 55970449, 82050920, 86584120, 111940898, 223881796, 279852245, 391793143, 447763592, 559704490, 783586286, 1119408980, 1567172572, 1958965715, 2238817960, 3134345144, 3917931430, 7835862860, 15671725720]

約数ペア:

[(1, 15671725720), (2, 7835862860), (4, 3917931430), (5, 3134345144), (7, 2238817960), (8, 1958965715), (10, 1567172572), (14, 1119408980), (20, 783586286), (28, 559704490), (35, 447763592), (40, 391793143), (56, 279852245), (70, 223881796), (140, 111940898), (181, 86584120), (191, 82050920), (280, 55970449), (362, 43292060), (382, 41025460), (724, 21646030), (764, 20512730), (905, 17316824), (955, 16410184), (1267, 12369160), (1337, 11721560), (1448, 10823015), (1528, 10256365), (1619, 9679880), (1810, 8658412), (1910, 8205092), (2534, 6184580), (2674, 5860780), (3238, 4839940), (3620, 4329206), (3820, 4102546), (5068, 3092290), (5348, 2930390), (6335, 2473832), (6476, 2419970), (6685, 2344312), (7240, 2164603), (7640, 2051273), (8095, 1935976), (10136, 1546145), (10696, 1465195), (11333, 1382840), (12670, 1236916), (12952, 1209985), (13370, 1172156), (16190, 967988), (22666, 691420), (25340, 618458), (26740, 586078), (32380, 483994), (34571, 453320), (45332, 345710), (50680, 309229), (53480, 293039), (56665, 276568), (64760, 241997), (69142, 226660), (90664, 172855), (113330, 138284)]