847209220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^2$

素因数の和:242

約数の個数: 144

約数和(自身を含む): 2164865472

約数和(自身を除く): 1317656252

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 43, 44, 52, 55, 65, 83, 86, 110, 130, 143, 166, 172, 215, 220, 260, 286, 332, 415, 430, 473, 559, 572, 715, 830, 860, 913, 946, 1079, 1118, 1430, 1660, 1826, 1892, 2158, 2236, 2365, 2795, 2860, 3569, 3652, 4316, 4565, 4730, 5395, 5590, 6149, 6889, 7138, 9130, 9460, 10790, 11180, 11869, 12298, 13778, 14276, 17845, 18260, 21580, 23738, 24596, 27556, 30745, 34445, 35690, 39259, 46397, 47476, 59345, 61490, 68890, 71380, 75779, 78518, 89557, 92794, 118690, 122980, 137780, 151558, 157036, 179114, 185588, 196295, 231985, 237380, 296227, 303116, 358228, 378895, 392590, 447785, 463970, 510367, 592454, 757790, 785180, 895570, 927940, 985127, 1020734, 1184908, 1481135, 1515580, 1791140, 1970254, 2041468, 2551835, 2962270, 3258497, 3850951, 3940508, 4925635, 5103670, 5924540, 6516994, 7701902, 9851270, 10207340, 13033988, 15403804, 16292485, 19254755, 19702540, 32584970, 38509510, 42360461, 65169940, 77019020, 84720922, 169441844, 211802305, 423604610, 847209220]

約数ペア:

[(1, 847209220), (2, 423604610), (4, 211802305), (5, 169441844), (10, 84720922), (11, 77019020), (13, 65169940), (20, 42360461), (22, 38509510), (26, 32584970), (43, 19702540), (44, 19254755), (52, 16292485), (55, 15403804), (65, 13033988), (83, 10207340), (86, 9851270), (110, 7701902), (130, 6516994), (143, 5924540), (166, 5103670), (172, 4925635), (215, 3940508), (220, 3850951), (260, 3258497), (286, 2962270), (332, 2551835), (415, 2041468), (430, 1970254), (473, 1791140), (559, 1515580), (572, 1481135), (715, 1184908), (830, 1020734), (860, 985127), (913, 927940), (946, 895570), (1079, 785180), (1118, 757790), (1430, 592454), (1660, 510367), (1826, 463970), (1892, 447785), (2158, 392590), (2236, 378895), (2365, 358228), (2795, 303116), (2860, 296227), (3569, 237380), (3652, 231985), (4316, 196295), (4565, 185588), (4730, 179114), (5395, 157036), (5590, 151558), (6149, 137780), (6889, 122980), (7138, 118690), (9130, 92794), (9460, 89557), (10790, 78518), (11180, 75779), (11869, 71380), (12298, 68890), (13778, 61490), (14276, 59345), (17845, 47476), (18260, 46397), (21580, 39259), (23738, 35690), (24596, 34445), (27556, 30745)]