154951020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3967}}^1$

素因数の和:4020

約数の個数: 144

約数和(自身を含む): 554631168

約数和(自身を除く): 399680148

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 60, 62, 63, 70, 84, 90, 93, 105, 124, 126, 140, 155, 180, 186, 210, 217, 252, 279, 310, 315, 372, 420, 434, 465, 558, 620, 630, 651, 868, 930, 1085, 1116, 1260, 1302, 1395, 1860, 1953, 2170, 2604, 2790, 3255, 3906, 3967, 4340, 5580, 6510, 7812, 7934, 9765, 11901, 13020, 15868, 19530, 19835, 23802, 27769, 35703, 39060, 39670, 47604, 55538, 59505, 71406, 79340, 83307, 111076, 119010, 122977, 138845, 142812, 166614, 178515, 238020, 245954, 249921, 277690, 333228, 357030, 368931, 416535, 491908, 499842, 555380, 614885, 714060, 737862, 833070, 860839, 999684, 1106793, 1229770, 1249605, 1475724, 1666140, 1721678, 1844655, 2213586, 2459540, 2499210, 2582517, 3443356, 3689310, 4304195, 4427172, 4998420, 5165034, 5533965, 7378620, 7747551, 8608390, 10330068, 11067930, 12912585, 15495102, 17216780, 22135860, 25825170, 30990204, 38737755, 51650340, 77475510, 154951020]

約数ペア:

[(1, 154951020), (2, 77475510), (3, 51650340), (4, 38737755), (5, 30990204), (6, 25825170), (7, 22135860), (9, 17216780), (10, 15495102), (12, 12912585), (14, 11067930), (15, 10330068), (18, 8608390), (20, 7747551), (21, 7378620), (28, 5533965), (30, 5165034), (31, 4998420), (35, 4427172), (36, 4304195), (42, 3689310), (45, 3443356), (60, 2582517), (62, 2499210), (63, 2459540), (70, 2213586), (84, 1844655), (90, 1721678), (93, 1666140), (105, 1475724), (124, 1249605), (126, 1229770), (140, 1106793), (155, 999684), (180, 860839), (186, 833070), (210, 737862), (217, 714060), (252, 614885), (279, 555380), (310, 499842), (315, 491908), (372, 416535), (420, 368931), (434, 357030), (465, 333228), (558, 277690), (620, 249921), (630, 245954), (651, 238020), (868, 178515), (930, 166614), (1085, 142812), (1116, 138845), (1260, 122977), (1302, 119010), (1395, 111076), (1860, 83307), (1953, 79340), (2170, 71406), (2604, 59505), (2790, 55538), (3255, 47604), (3906, 39670), (3967, 39060), (4340, 35703), (5580, 27769), (6510, 23802), (7812, 19835), (7934, 19530), (9765, 15868), (11901, 13020)]