155893860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{577}}^1$

素因数の和:690

約数の個数: 144

約数和(自身を含む): 504940800

約数和(自身を除く): 349046940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 79, 90, 95, 114, 158, 171, 180, 190, 228, 237, 285, 316, 342, 380, 395, 474, 570, 577, 684, 711, 790, 855, 948, 1140, 1154, 1185, 1422, 1501, 1580, 1710, 1731, 2308, 2370, 2844, 2885, 3002, 3420, 3462, 3555, 4503, 4740, 5193, 5770, 6004, 6924, 7110, 7505, 8655, 9006, 10386, 10963, 11540, 13509, 14220, 15010, 17310, 18012, 20772, 21926, 22515, 25965, 27018, 30020, 32889, 34620, 43852, 45030, 45583, 51930, 54036, 54815, 65778, 67545, 90060, 91166, 98667, 103860, 109630, 131556, 135090, 136749, 164445, 182332, 197334, 219260, 227915, 270180, 273498, 328890, 394668, 410247, 455830, 493335, 546996, 657780, 683745, 820494, 866077, 911660, 986670, 1367490, 1640988, 1732154, 1973340, 2051235, 2598231, 2734980, 3464308, 4102470, 4330385, 5196462, 7794693, 8204940, 8660770, 10392924, 12991155, 15589386, 17321540, 25982310, 31178772, 38973465, 51964620, 77946930, 155893860]

約数ペア:

[(1, 155893860), (2, 77946930), (3, 51964620), (4, 38973465), (5, 31178772), (6, 25982310), (9, 17321540), (10, 15589386), (12, 12991155), (15, 10392924), (18, 8660770), (19, 8204940), (20, 7794693), (30, 5196462), (36, 4330385), (38, 4102470), (45, 3464308), (57, 2734980), (60, 2598231), (76, 2051235), (79, 1973340), (90, 1732154), (95, 1640988), (114, 1367490), (158, 986670), (171, 911660), (180, 866077), (190, 820494), (228, 683745), (237, 657780), (285, 546996), (316, 493335), (342, 455830), (380, 410247), (395, 394668), (474, 328890), (570, 273498), (577, 270180), (684, 227915), (711, 219260), (790, 197334), (855, 182332), (948, 164445), (1140, 136749), (1154, 135090), (1185, 131556), (1422, 109630), (1501, 103860), (1580, 98667), (1710, 91166), (1731, 90060), (2308, 67545), (2370, 65778), (2844, 54815), (2885, 54036), (3002, 51930), (3420, 45583), (3462, 45030), (3555, 43852), (4503, 34620), (4740, 32889), (5193, 30020), (5770, 27018), (6004, 25965), (6924, 22515), (7110, 21926), (7505, 20772), (8655, 18012), (9006, 17310), (10386, 15010), (10963, 14220), (11540, 13509)]