431389140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{11287}}^1$

素因数の和:11326

約数の個数: 144

約数和(自身を含む): 1513314432

約数和(自身を除く): 1081925292

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 364, 390, 420, 455, 490, 546, 588, 637, 735, 780, 910, 980, 1092, 1274, 1365, 1470, 1820, 1911, 2548, 2730, 2940, 3185, 3822, 5460, 6370, 7644, 9555, 11287, 12740, 19110, 22574, 33861, 38220, 45148, 56435, 67722, 79009, 112870, 135444, 146731, 158018, 169305, 225740, 237027, 293462, 316036, 338610, 395045, 440193, 474054, 553063, 586924, 677220, 733655, 790090, 880386, 948108, 1027117, 1106126, 1185135, 1467310, 1580180, 1659189, 1760772, 2054234, 2200965, 2212252, 2370270, 2765315, 2934620, 3081351, 3318378, 4108468, 4401930, 4740540, 5135585, 5530630, 6162702, 6636756, 7189819, 8295945, 8803860, 10271170, 11061260, 12325404, 14379638, 15406755, 16591890, 20542340, 21569457, 28759276, 30813510, 33183780, 35949095, 43138914, 61627020, 71898190, 86277828, 107847285, 143796380, 215694570, 431389140]

約数ペア:

[(1, 431389140), (2, 215694570), (3, 143796380), (4, 107847285), (5, 86277828), (6, 71898190), (7, 61627020), (10, 43138914), (12, 35949095), (13, 33183780), (14, 30813510), (15, 28759276), (20, 21569457), (21, 20542340), (26, 16591890), (28, 15406755), (30, 14379638), (35, 12325404), (39, 11061260), (42, 10271170), (49, 8803860), (52, 8295945), (60, 7189819), (65, 6636756), (70, 6162702), (78, 5530630), (84, 5135585), (91, 4740540), (98, 4401930), (105, 4108468), (130, 3318378), (140, 3081351), (147, 2934620), (156, 2765315), (182, 2370270), (195, 2212252), (196, 2200965), (210, 2054234), (245, 1760772), (260, 1659189), (273, 1580180), (294, 1467310), (364, 1185135), (390, 1106126), (420, 1027117), (455, 948108), (490, 880386), (546, 790090), (588, 733655), (637, 677220), (735, 586924), (780, 553063), (910, 474054), (980, 440193), (1092, 395045), (1274, 338610), (1365, 316036), (1470, 293462), (1820, 237027), (1911, 225740), (2548, 169305), (2730, 158018), (2940, 146731), (3185, 135444), (3822, 112870), (5460, 79009), (6370, 67722), (7644, 56435), (9555, 45148), (11287, 38220), (12740, 33861), (19110, 22574)]