255736260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{373}}^1$

素因数の和:694

約数の個数: 144

約数和(自身を含む): 840503664

約数和(自身を除く): 584767404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 293, 373, 390, 468, 585, 586, 746, 780, 879, 1119, 1170, 1172, 1465, 1492, 1758, 1865, 2238, 2340, 2637, 2930, 3357, 3516, 3730, 3809, 4395, 4476, 4849, 5274, 5595, 5860, 6714, 7460, 7618, 8790, 9698, 10548, 11190, 11427, 13185, 13428, 14547, 15236, 16785, 17580, 19045, 19396, 22380, 22854, 24245, 26370, 29094, 33570, 34281, 38090, 43641, 45708, 48490, 52740, 57135, 58188, 67140, 68562, 72735, 76180, 87282, 96980, 109289, 114270, 137124, 145470, 171405, 174564, 218205, 218578, 228540, 290940, 327867, 342810, 436410, 437156, 546445, 655734, 685620, 872820, 983601, 1092890, 1311468, 1420757, 1639335, 1967202, 2185780, 2841514, 3278670, 3934404, 4262271, 4918005, 5683028, 6557340, 7103785, 8524542, 9836010, 12786813, 14207570, 17049084, 19672020, 21311355, 25573626, 28415140, 42622710, 51147252, 63934065, 85245420, 127868130, 255736260]

約数ペア:

[(1, 255736260), (2, 127868130), (3, 85245420), (4, 63934065), (5, 51147252), (6, 42622710), (9, 28415140), (10, 25573626), (12, 21311355), (13, 19672020), (15, 17049084), (18, 14207570), (20, 12786813), (26, 9836010), (30, 8524542), (36, 7103785), (39, 6557340), (45, 5683028), (52, 4918005), (60, 4262271), (65, 3934404), (78, 3278670), (90, 2841514), (117, 2185780), (130, 1967202), (156, 1639335), (180, 1420757), (195, 1311468), (234, 1092890), (260, 983601), (293, 872820), (373, 685620), (390, 655734), (468, 546445), (585, 437156), (586, 436410), (746, 342810), (780, 327867), (879, 290940), (1119, 228540), (1170, 218578), (1172, 218205), (1465, 174564), (1492, 171405), (1758, 145470), (1865, 137124), (2238, 114270), (2340, 109289), (2637, 96980), (2930, 87282), (3357, 76180), (3516, 72735), (3730, 68562), (3809, 67140), (4395, 58188), (4476, 57135), (4849, 52740), (5274, 48490), (5595, 45708), (5860, 43641), (6714, 38090), (7460, 34281), (7618, 33570), (8790, 29094), (9698, 26370), (10548, 24245), (11190, 22854), (11427, 22380), (13185, 19396), (13428, 19045), (14547, 17580), (15236, 16785)]