155292280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1597}}^1$

素因数の和:1649

約数の個数: 128

約数和(自身を含む): 434911680

約数和(自身を除く): 279619400

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 17, 20, 22, 26, 34, 40, 44, 52, 55, 65, 68, 85, 88, 104, 110, 130, 136, 143, 170, 187, 220, 221, 260, 286, 340, 374, 440, 442, 520, 572, 680, 715, 748, 884, 935, 1105, 1144, 1430, 1496, 1597, 1768, 1870, 2210, 2431, 2860, 3194, 3740, 4420, 4862, 5720, 6388, 7480, 7985, 8840, 9724, 12155, 12776, 15970, 17567, 19448, 20761, 24310, 27149, 31940, 35134, 41522, 48620, 54298, 63880, 70268, 83044, 87835, 97240, 103805, 108596, 135745, 140536, 166088, 175670, 207610, 217192, 228371, 271490, 298639, 351340, 352937, 415220, 456742, 542980, 597278, 702680, 705874, 830440, 913484, 1085960, 1141855, 1194556, 1411748, 1493195, 1764685, 1826968, 2283710, 2389112, 2823496, 2986390, 3529370, 3882307, 4567420, 5972780, 7058740, 7764614, 9134840, 11945560, 14117480, 15529228, 19411535, 31058456, 38823070, 77646140, 155292280]

約数ペア:

[(1, 155292280), (2, 77646140), (4, 38823070), (5, 31058456), (8, 19411535), (10, 15529228), (11, 14117480), (13, 11945560), (17, 9134840), (20, 7764614), (22, 7058740), (26, 5972780), (34, 4567420), (40, 3882307), (44, 3529370), (52, 2986390), (55, 2823496), (65, 2389112), (68, 2283710), (85, 1826968), (88, 1764685), (104, 1493195), (110, 1411748), (130, 1194556), (136, 1141855), (143, 1085960), (170, 913484), (187, 830440), (220, 705874), (221, 702680), (260, 597278), (286, 542980), (340, 456742), (374, 415220), (440, 352937), (442, 351340), (520, 298639), (572, 271490), (680, 228371), (715, 217192), (748, 207610), (884, 175670), (935, 166088), (1105, 140536), (1144, 135745), (1430, 108596), (1496, 103805), (1597, 97240), (1768, 87835), (1870, 83044), (2210, 70268), (2431, 63880), (2860, 54298), (3194, 48620), (3740, 41522), (4420, 35134), (4862, 31940), (5720, 27149), (6388, 24310), (7480, 20761), (7985, 19448), (8840, 17567), (9724, 15970), (12155, 12776)]