71884410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:240

約数の個数: 128

約数和(自身を含む): 199584000

約数和(自身を除く): 127699590

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 38, 39, 57, 65, 78, 89, 95, 109, 114, 130, 178, 190, 195, 218, 247, 267, 285, 327, 390, 445, 494, 534, 545, 570, 654, 741, 890, 1090, 1157, 1235, 1335, 1417, 1482, 1635, 1691, 2071, 2314, 2470, 2670, 2834, 3270, 3382, 3471, 3705, 4142, 4251, 5073, 5785, 6213, 6942, 7085, 7410, 8455, 8502, 9701, 10146, 10355, 11570, 12426, 14170, 16910, 17355, 19402, 20710, 21255, 21983, 25365, 26923, 29103, 31065, 34710, 42510, 43966, 48505, 50730, 53846, 58206, 62130, 65949, 80769, 97010, 109915, 126113, 131898, 134615, 145515, 161538, 184319, 219830, 252226, 269230, 291030, 329745, 368638, 378339, 403845, 552957, 630565, 659490, 756678, 807690, 921595, 1105914, 1261130, 1843190, 1891695, 2396147, 2764785, 3783390, 4792294, 5529570, 7188441, 11980735, 14376882, 23961470, 35942205, 71884410]

約数ペア:

[(1, 71884410), (2, 35942205), (3, 23961470), (5, 14376882), (6, 11980735), (10, 7188441), (13, 5529570), (15, 4792294), (19, 3783390), (26, 2764785), (30, 2396147), (38, 1891695), (39, 1843190), (57, 1261130), (65, 1105914), (78, 921595), (89, 807690), (95, 756678), (109, 659490), (114, 630565), (130, 552957), (178, 403845), (190, 378339), (195, 368638), (218, 329745), (247, 291030), (267, 269230), (285, 252226), (327, 219830), (390, 184319), (445, 161538), (494, 145515), (534, 134615), (545, 131898), (570, 126113), (654, 109915), (741, 97010), (890, 80769), (1090, 65949), (1157, 62130), (1235, 58206), (1335, 53846), (1417, 50730), (1482, 48505), (1635, 43966), (1691, 42510), (2071, 34710), (2314, 31065), (2470, 29103), (2670, 26923), (2834, 25365), (3270, 21983), (3382, 21255), (3471, 20710), (3705, 19402), (4142, 17355), (4251, 16910), (5073, 14170), (5785, 12426), (6213, 11570), (6942, 10355), (7085, 10146), (7410, 9701), (8455, 8502)]