40646970

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{709}}^1$

素因数の和:749

約数の個数: 144

約数和(自身を含む): 132579720

約数和(自身を除く): 91932750

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 35, 39, 42, 45, 49, 63, 65, 70, 78, 90, 91, 98, 105, 117, 126, 130, 147, 182, 195, 210, 234, 245, 273, 294, 315, 390, 441, 455, 490, 546, 585, 630, 637, 709, 735, 819, 882, 910, 1170, 1274, 1365, 1418, 1470, 1638, 1911, 2127, 2205, 2730, 3185, 3545, 3822, 4095, 4254, 4410, 4963, 5733, 6370, 6381, 7090, 8190, 9217, 9555, 9926, 10635, 11466, 12762, 14889, 18434, 19110, 21270, 24815, 27651, 28665, 29778, 31905, 34741, 44667, 46085, 49630, 55302, 57330, 63810, 64519, 69482, 74445, 82953, 89334, 92170, 104223, 129038, 138255, 148890, 165906, 173705, 193557, 208446, 223335, 276510, 312669, 322595, 347410, 387114, 414765, 446670, 451633, 521115, 580671, 625338, 645190, 829530, 903266, 967785, 1042230, 1161342, 1354899, 1563345, 1935570, 2258165, 2709798, 2903355, 3126690, 4064697, 4516330, 5806710, 6774495, 8129394, 13548990, 20323485, 40646970]

約数ペア:

[(1, 40646970), (2, 20323485), (3, 13548990), (5, 8129394), (6, 6774495), (7, 5806710), (9, 4516330), (10, 4064697), (13, 3126690), (14, 2903355), (15, 2709798), (18, 2258165), (21, 1935570), (26, 1563345), (30, 1354899), (35, 1161342), (39, 1042230), (42, 967785), (45, 903266), (49, 829530), (63, 645190), (65, 625338), (70, 580671), (78, 521115), (90, 451633), (91, 446670), (98, 414765), (105, 387114), (117, 347410), (126, 322595), (130, 312669), (147, 276510), (182, 223335), (195, 208446), (210, 193557), (234, 173705), (245, 165906), (273, 148890), (294, 138255), (315, 129038), (390, 104223), (441, 92170), (455, 89334), (490, 82953), (546, 74445), (585, 69482), (630, 64519), (637, 63810), (709, 57330), (735, 55302), (819, 49630), (882, 46085), (910, 44667), (1170, 34741), (1274, 31905), (1365, 29778), (1418, 28665), (1470, 27651), (1638, 24815), (1911, 21270), (2127, 19110), (2205, 18434), (2730, 14889), (3185, 12762), (3545, 11466), (3822, 10635), (4095, 9926), (4254, 9555), (4410, 9217), (4963, 8190), (5733, 7090), (6370, 6381)]