740266980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{20947}}^1$

素因数の和:21009

約数の個数: 96

約数和(自身を含む): 2252328960

約数和(自身を除く): 1512061980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 31, 38, 57, 60, 62, 76, 93, 95, 114, 124, 155, 186, 190, 228, 285, 310, 372, 380, 465, 570, 589, 620, 930, 1140, 1178, 1767, 1860, 2356, 2945, 3534, 5890, 7068, 8835, 11780, 17670, 20947, 35340, 41894, 62841, 83788, 104735, 125682, 209470, 251364, 314205, 397993, 418940, 628410, 649357, 795986, 1193979, 1256820, 1298714, 1591972, 1948071, 1989965, 2387958, 2597428, 3246785, 3896142, 3979930, 4775916, 5969895, 6493570, 7792284, 7959860, 9740355, 11939790, 12337783, 12987140, 19480710, 23879580, 24675566, 37013349, 38961420, 49351132, 61688915, 74026698, 123377830, 148053396, 185066745, 246755660, 370133490, 740266980]

約数ペア:

[(1, 740266980), (2, 370133490), (3, 246755660), (4, 185066745), (5, 148053396), (6, 123377830), (10, 74026698), (12, 61688915), (15, 49351132), (19, 38961420), (20, 37013349), (30, 24675566), (31, 23879580), (38, 19480710), (57, 12987140), (60, 12337783), (62, 11939790), (76, 9740355), (93, 7959860), (95, 7792284), (114, 6493570), (124, 5969895), (155, 4775916), (186, 3979930), (190, 3896142), (228, 3246785), (285, 2597428), (310, 2387958), (372, 1989965), (380, 1948071), (465, 1591972), (570, 1298714), (589, 1256820), (620, 1193979), (930, 795986), (1140, 649357), (1178, 628410), (1767, 418940), (1860, 397993), (2356, 314205), (2945, 251364), (3534, 209470), (5890, 125682), (7068, 104735), (8835, 83788), (11780, 62841), (17670, 41894), (20947, 35340)]