120312180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{277}}^1$

素因数の和:438

約数の個数: 144

約数和(自身を含む): 388577280

約数和(自身を除く): 268265100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 127, 171, 180, 190, 228, 254, 277, 285, 342, 380, 381, 508, 554, 570, 635, 684, 762, 831, 855, 1108, 1140, 1143, 1270, 1385, 1524, 1662, 1710, 1905, 2286, 2413, 2493, 2540, 2770, 3324, 3420, 3810, 4155, 4572, 4826, 4986, 5263, 5540, 5715, 7239, 7620, 8310, 9652, 9972, 10526, 11430, 12065, 12465, 14478, 15789, 16620, 21052, 21717, 22860, 24130, 24930, 26315, 28956, 31578, 35179, 36195, 43434, 47367, 48260, 49860, 52630, 63156, 70358, 72390, 78945, 86868, 94734, 105260, 105537, 108585, 140716, 144780, 157890, 175895, 189468, 211074, 217170, 236835, 315780, 316611, 351790, 422148, 434340, 473670, 527685, 633222, 668401, 703580, 947340, 1055370, 1266444, 1336802, 1583055, 2005203, 2110740, 2673604, 3166110, 3342005, 4010406, 6015609, 6332220, 6684010, 8020812, 10026015, 12031218, 13368020, 20052030, 24062436, 30078045, 40104060, 60156090, 120312180]

約数ペア:

[(1, 120312180), (2, 60156090), (3, 40104060), (4, 30078045), (5, 24062436), (6, 20052030), (9, 13368020), (10, 12031218), (12, 10026015), (15, 8020812), (18, 6684010), (19, 6332220), (20, 6015609), (30, 4010406), (36, 3342005), (38, 3166110), (45, 2673604), (57, 2110740), (60, 2005203), (76, 1583055), (90, 1336802), (95, 1266444), (114, 1055370), (127, 947340), (171, 703580), (180, 668401), (190, 633222), (228, 527685), (254, 473670), (277, 434340), (285, 422148), (342, 351790), (380, 316611), (381, 315780), (508, 236835), (554, 217170), (570, 211074), (635, 189468), (684, 175895), (762, 157890), (831, 144780), (855, 140716), (1108, 108585), (1140, 105537), (1143, 105260), (1270, 94734), (1385, 86868), (1524, 78945), (1662, 72390), (1710, 70358), (1905, 63156), (2286, 52630), (2413, 49860), (2493, 48260), (2540, 47367), (2770, 43434), (3324, 36195), (3420, 35179), (3810, 31578), (4155, 28956), (4572, 26315), (4826, 24930), (4986, 24130), (5263, 22860), (5540, 21717), (5715, 21052), (7239, 16620), (7620, 15789), (8310, 14478), (9652, 12465), (9972, 12065), (10526, 11430)]