142010180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{89}}^1$

素因数の和:166

約数の個数: 144

約数和(自身を含む): 362925360

約数和(自身を除く): 220915180

約数列:

[1, 2, 4, 5, 10, 13, 17, 19, 20, 26, 34, 38, 52, 65, 68, 76, 85, 89, 95, 130, 170, 178, 190, 221, 247, 260, 323, 340, 356, 361, 380, 442, 445, 494, 646, 722, 884, 890, 988, 1105, 1157, 1235, 1292, 1444, 1513, 1615, 1691, 1780, 1805, 2210, 2314, 2470, 3026, 3230, 3382, 3610, 4199, 4420, 4628, 4693, 4940, 5785, 6052, 6137, 6460, 6764, 7220, 7565, 8398, 8455, 9386, 11570, 12274, 15130, 16796, 16910, 18772, 19669, 20995, 21983, 23140, 23465, 24548, 28747, 30260, 30685, 32129, 33820, 39338, 41990, 43966, 46930, 57494, 61370, 64258, 78676, 79781, 83980, 87932, 93860, 98345, 109915, 114988, 122740, 128516, 143735, 159562, 160645, 196690, 219830, 287470, 319124, 321290, 373711, 393380, 398905, 417677, 439660, 546193, 574940, 642580, 747422, 797810, 835354, 1092386, 1494844, 1595620, 1670708, 1868555, 2088385, 2184772, 2730965, 3737110, 4176770, 5461930, 7100509, 7474220, 8353540, 10923860, 14201018, 28402036, 35502545, 71005090, 142010180]

約数ペア:

[(1, 142010180), (2, 71005090), (4, 35502545), (5, 28402036), (10, 14201018), (13, 10923860), (17, 8353540), (19, 7474220), (20, 7100509), (26, 5461930), (34, 4176770), (38, 3737110), (52, 2730965), (65, 2184772), (68, 2088385), (76, 1868555), (85, 1670708), (89, 1595620), (95, 1494844), (130, 1092386), (170, 835354), (178, 797810), (190, 747422), (221, 642580), (247, 574940), (260, 546193), (323, 439660), (340, 417677), (356, 398905), (361, 393380), (380, 373711), (442, 321290), (445, 319124), (494, 287470), (646, 219830), (722, 196690), (884, 160645), (890, 159562), (988, 143735), (1105, 128516), (1157, 122740), (1235, 114988), (1292, 109915), (1444, 98345), (1513, 93860), (1615, 87932), (1691, 83980), (1780, 79781), (1805, 78676), (2210, 64258), (2314, 61370), (2470, 57494), (3026, 46930), (3230, 43966), (3382, 41990), (3610, 39338), (4199, 33820), (4420, 32129), (4628, 30685), (4693, 30260), (4940, 28747), (5785, 24548), (6052, 23465), (6137, 23140), (6460, 21983), (6764, 20995), (7220, 19669), (7565, 18772), (8398, 16910), (8455, 16796), (9386, 15130), (11570, 12274)]