258119082

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1$

素因数の和:493

約数の個数: 128

約数和(自身を含む): 661248000

約数和(自身を除く): 403128918

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 29, 31, 39, 54, 58, 62, 78, 87, 93, 117, 174, 186, 234, 261, 279, 351, 377, 403, 409, 522, 558, 702, 754, 783, 806, 818, 837, 899, 1131, 1209, 1227, 1566, 1674, 1798, 2262, 2418, 2454, 2697, 3393, 3627, 3681, 5317, 5394, 6786, 7254, 7362, 8091, 10179, 10634, 10881, 11043, 11687, 11861, 12679, 15951, 16182, 20358, 21762, 22086, 23374, 23722, 24273, 25358, 31902, 35061, 35583, 38037, 47853, 48546, 70122, 71166, 76074, 95706, 105183, 106749, 114111, 143559, 154193, 164827, 210366, 213498, 228222, 287118, 308386, 315549, 320247, 329654, 342333, 367691, 462579, 494481, 631098, 640494, 684666, 735382, 925158, 988962, 1103073, 1387737, 1483443, 2206146, 2775474, 2966886, 3309219, 4163211, 4450329, 4779983, 6618438, 8326422, 8900658, 9559966, 9927657, 14339949, 19855314, 28679898, 43019847, 86039694, 129059541, 258119082]

約数ペア:

[(1, 258119082), (2, 129059541), (3, 86039694), (6, 43019847), (9, 28679898), (13, 19855314), (18, 14339949), (26, 9927657), (27, 9559966), (29, 8900658), (31, 8326422), (39, 6618438), (54, 4779983), (58, 4450329), (62, 4163211), (78, 3309219), (87, 2966886), (93, 2775474), (117, 2206146), (174, 1483443), (186, 1387737), (234, 1103073), (261, 988962), (279, 925158), (351, 735382), (377, 684666), (403, 640494), (409, 631098), (522, 494481), (558, 462579), (702, 367691), (754, 342333), (783, 329654), (806, 320247), (818, 315549), (837, 308386), (899, 287118), (1131, 228222), (1209, 213498), (1227, 210366), (1566, 164827), (1674, 154193), (1798, 143559), (2262, 114111), (2418, 106749), (2454, 105183), (2697, 95706), (3393, 76074), (3627, 71166), (3681, 70122), (5317, 48546), (5394, 47853), (6786, 38037), (7254, 35583), (7362, 35061), (8091, 31902), (10179, 25358), (10634, 24273), (10881, 23722), (11043, 23374), (11687, 22086), (11861, 21762), (12679, 20358), (15951, 16182)]