138801780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2579}}^1$

素因数の和:2630

約数の個数: 144

約数和(自身を含む): 473316480

約数和(自身を除く): 334514700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 23, 26, 30, 36, 39, 45, 46, 52, 60, 65, 69, 78, 90, 92, 115, 117, 130, 138, 156, 180, 195, 207, 230, 234, 260, 276, 299, 345, 390, 414, 460, 468, 585, 598, 690, 780, 828, 897, 1035, 1170, 1196, 1380, 1495, 1794, 2070, 2340, 2579, 2691, 2990, 3588, 4140, 4485, 5158, 5382, 5980, 7737, 8970, 10316, 10764, 12895, 13455, 15474, 17940, 23211, 25790, 26910, 30948, 33527, 38685, 46422, 51580, 53820, 59317, 67054, 77370, 92844, 100581, 116055, 118634, 134108, 154740, 167635, 177951, 201162, 232110, 237268, 296585, 301743, 335270, 355902, 402324, 464220, 502905, 533853, 593170, 603486, 670540, 711804, 771121, 889755, 1005810, 1067706, 1186340, 1206972, 1508715, 1542242, 1779510, 2011620, 2135412, 2313363, 2669265, 3017430, 3084484, 3559020, 3855605, 4626726, 5338530, 6034860, 6940089, 7711210, 9253452, 10677060, 11566815, 13880178, 15422420, 23133630, 27760356, 34700445, 46267260, 69400890, 138801780]

約数ペア:

[(1, 138801780), (2, 69400890), (3, 46267260), (4, 34700445), (5, 27760356), (6, 23133630), (9, 15422420), (10, 13880178), (12, 11566815), (13, 10677060), (15, 9253452), (18, 7711210), (20, 6940089), (23, 6034860), (26, 5338530), (30, 4626726), (36, 3855605), (39, 3559020), (45, 3084484), (46, 3017430), (52, 2669265), (60, 2313363), (65, 2135412), (69, 2011620), (78, 1779510), (90, 1542242), (92, 1508715), (115, 1206972), (117, 1186340), (130, 1067706), (138, 1005810), (156, 889755), (180, 771121), (195, 711804), (207, 670540), (230, 603486), (234, 593170), (260, 533853), (276, 502905), (299, 464220), (345, 402324), (390, 355902), (414, 335270), (460, 301743), (468, 296585), (585, 237268), (598, 232110), (690, 201162), (780, 177951), (828, 167635), (897, 154740), (1035, 134108), (1170, 118634), (1196, 116055), (1380, 100581), (1495, 92844), (1794, 77370), (2070, 67054), (2340, 59317), (2579, 53820), (2691, 51580), (2990, 46422), (3588, 38685), (4140, 33527), (4485, 30948), (5158, 26910), (5382, 25790), (5980, 23211), (7737, 17940), (8970, 15474), (10316, 13455), (10764, 12895)]