65397780

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:180

約数の個数: 240

約数和(自身を含む): 240683520

約数和(自身を除く): 175285740

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 73, 79, 81, 84, 90, 105, 108, 126, 135, 140, 146, 158, 162, 180, 189, 210, 219, 237, 252, 270, 292, 315, 316, 324, 365, 378, 395, 405, 420, 438, 474, 511, 540, 553, 567, 630, 657, 711, 730, 756, 790, 810, 876, 945, 948, 1022, 1095, 1106, 1134, 1185, 1260, 1314, 1422, 1460, 1533, 1580, 1620, 1659, 1890, 1971, 2044, 2133, 2190, 2212, 2268, 2370, 2555, 2628, 2765, 2835, 2844, 3066, 3285, 3318, 3555, 3780, 3942, 4266, 4380, 4599, 4740, 4977, 5110, 5530, 5670, 5767, 5913, 6132, 6399, 6570, 6636, 7110, 7665, 7884, 8295, 8532, 9198, 9855, 9954, 10220, 10665, 11060, 11340, 11534, 11826, 12798, 13140, 13797, 14220, 14931, 15330, 16590, 17301, 18396, 19710, 19908, 21330, 22995, 23068, 23652, 24885, 25596, 27594, 28835, 29565, 29862, 30660, 31995, 33180, 34602, 39420, 40369, 41391, 42660, 44793, 45990, 49770, 51903, 55188, 57670, 59130, 59724, 63990, 68985, 69204, 74655, 80738, 82782, 86505, 89586, 91980, 99540, 103806, 115340, 118260, 121107, 127980, 137970, 149310, 155709, 161476, 165564, 173010, 179172, 201845, 206955, 207612, 223965, 242214, 259515, 275940, 298620, 311418, 346020, 363321, 403690, 413910, 447930, 467127, 484428, 519030, 605535, 622836, 726642, 778545, 807380, 827820, 895860, 934254, 1038060, 1089963, 1211070, 1453284, 1557090, 1816605, 1868508, 2179926, 2335635, 2422140, 3114180, 3269889, 3633210, 4359852, 4671270, 5449815, 6539778, 7266420, 9342540, 10899630, 13079556, 16349445, 21799260, 32698890, 65397780]

約数ペア:

[(1, 65397780), (2, 32698890), (3, 21799260), (4, 16349445), (5, 13079556), (6, 10899630), (7, 9342540), (9, 7266420), (10, 6539778), (12, 5449815), (14, 4671270), (15, 4359852), (18, 3633210), (20, 3269889), (21, 3114180), (27, 2422140), (28, 2335635), (30, 2179926), (35, 1868508), (36, 1816605), (42, 1557090), (45, 1453284), (54, 1211070), (60, 1089963), (63, 1038060), (70, 934254), (73, 895860), (79, 827820), (81, 807380), (84, 778545), (90, 726642), (105, 622836), (108, 605535), (126, 519030), (135, 484428), (140, 467127), (146, 447930), (158, 413910), (162, 403690), (180, 363321), (189, 346020), (210, 311418), (219, 298620), (237, 275940), (252, 259515), (270, 242214), (292, 223965), (315, 207612), (316, 206955), (324, 201845), (365, 179172), (378, 173010), (395, 165564), (405, 161476), (420, 155709), (438, 149310), (474, 137970), (511, 127980), (540, 121107), (553, 118260), (567, 115340), (630, 103806), (657, 99540), (711, 91980), (730, 89586), (756, 86505), (790, 82782), (810, 80738), (876, 74655), (945, 69204), (948, 68985), (1022, 63990), (1095, 59724), (1106, 59130), (1134, 57670), (1185, 55188), (1260, 51903), (1314, 49770), (1422, 45990), (1460, 44793), (1533, 42660), (1580, 41391), (1620, 40369), (1659, 39420), (1890, 34602), (1971, 33180), (2044, 31995), (2133, 30660), (2190, 29862), (2212, 29565), (2268, 28835), (2370, 27594), (2555, 25596), (2628, 24885), (2765, 23652), (2835, 23068), (2844, 22995), (3066, 21330), (3285, 19908), (3318, 19710), (3555, 18396), (3780, 17301), (3942, 16590), (4266, 15330), (4380, 14931), (4599, 14220), (4740, 13797), (4977, 13140), (5110, 12798), (5530, 11826), (5670, 11534), (5767, 11340), (5913, 11060), (6132, 10665), (6399, 10220), (6570, 9954), (6636, 9855), (7110, 9198), (7665, 8532), (7884, 8295)]