15265671980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^2\times {\mathrm{12511}}^1$

素因数の和:12584

約数の個数: 108

約数和(自身を含む): 36639715392

約数和(自身を除く): 21374043412

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 169, 190, 247, 260, 338, 361, 380, 494, 676, 722, 845, 988, 1235, 1444, 1690, 1805, 2470, 3211, 3380, 3610, 4693, 4940, 6422, 7220, 9386, 12511, 12844, 16055, 18772, 23465, 25022, 32110, 46930, 50044, 61009, 62555, 64220, 93860, 122018, 125110, 162643, 237709, 244036, 250220, 305045, 325286, 475418, 610090, 650572, 813215, 950836, 1188545, 1220180, 1626430, 2114359, 2377090, 3090217, 3252860, 4228718, 4516471, 4754180, 6180434, 8457436, 9032942, 10571795, 12360868, 15451085, 18065884, 21143590, 22582355, 30902170, 40172821, 42287180, 45164710, 58714123, 61804340, 80345642, 90329420, 117428246, 160691284, 200864105, 234856492, 293570615, 401728210, 587141230, 763283599, 803456420, 1174282460, 1526567198, 3053134396, 3816417995, 7632835990, 15265671980]

約数ペア:

[(1, 15265671980), (2, 7632835990), (4, 3816417995), (5, 3053134396), (10, 1526567198), (13, 1174282460), (19, 803456420), (20, 763283599), (26, 587141230), (38, 401728210), (52, 293570615), (65, 234856492), (76, 200864105), (95, 160691284), (130, 117428246), (169, 90329420), (190, 80345642), (247, 61804340), (260, 58714123), (338, 45164710), (361, 42287180), (380, 40172821), (494, 30902170), (676, 22582355), (722, 21143590), (845, 18065884), (988, 15451085), (1235, 12360868), (1444, 10571795), (1690, 9032942), (1805, 8457436), (2470, 6180434), (3211, 4754180), (3380, 4516471), (3610, 4228718), (4693, 3252860), (4940, 3090217), (6422, 2377090), (7220, 2114359), (9386, 1626430), (12511, 1220180), (12844, 1188545), (16055, 950836), (18772, 813215), (23465, 650572), (25022, 610090), (32110, 475418), (46930, 325286), (50044, 305045), (61009, 250220), (62555, 244036), (64220, 237709), (93860, 162643), (122018, 125110)]