123697980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5167}}^1$

素因数の和:5208

約数の個数: 144

約数和(自身を含む): 451476480

約数和(自身を除く): 327778500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1710, 1995, 2394, 2660, 3420, 3990, 4788, 5167, 5985, 7980, 10334, 11970, 15501, 20668, 23940, 25835, 31002, 36169, 46503, 51670, 62004, 72338, 77505, 93006, 98173, 103340, 108507, 144676, 155010, 180845, 186012, 196346, 217014, 232515, 294519, 310020, 325521, 361690, 392692, 434028, 465030, 490865, 542535, 589038, 651042, 687211, 723380, 883557, 930060, 981730, 1085070, 1178076, 1302084, 1374422, 1472595, 1627605, 1767114, 1963460, 2061633, 2170140, 2748844, 2945190, 3255210, 3436055, 3534228, 4123266, 4417785, 5890380, 6184899, 6510420, 6872110, 8246532, 8835570, 10308165, 12369798, 13744220, 17671140, 20616330, 24739596, 30924495, 41232660, 61848990, 123697980]

約数ペア:

[(1, 123697980), (2, 61848990), (3, 41232660), (4, 30924495), (5, 24739596), (6, 20616330), (7, 17671140), (9, 13744220), (10, 12369798), (12, 10308165), (14, 8835570), (15, 8246532), (18, 6872110), (19, 6510420), (20, 6184899), (21, 5890380), (28, 4417785), (30, 4123266), (35, 3534228), (36, 3436055), (38, 3255210), (42, 2945190), (45, 2748844), (57, 2170140), (60, 2061633), (63, 1963460), (70, 1767114), (76, 1627605), (84, 1472595), (90, 1374422), (95, 1302084), (105, 1178076), (114, 1085070), (126, 981730), (133, 930060), (140, 883557), (171, 723380), (180, 687211), (190, 651042), (210, 589038), (228, 542535), (252, 490865), (266, 465030), (285, 434028), (315, 392692), (342, 361690), (380, 325521), (399, 310020), (420, 294519), (532, 232515), (570, 217014), (630, 196346), (665, 186012), (684, 180845), (798, 155010), (855, 144676), (1140, 108507), (1197, 103340), (1260, 98173), (1330, 93006), (1596, 77505), (1710, 72338), (1995, 62004), (2394, 51670), (2660, 46503), (3420, 36169), (3990, 31002), (4788, 25835), (5167, 23940), (5985, 20668), (7980, 15501), (10334, 11970)]