401961690

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{647}}^1$

素因数の和:738

約数の個数: 160

約数和(自身を含む): 1185528960

約数和(自身を除く): 783567270

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 59, 65, 78, 81, 90, 117, 118, 130, 135, 162, 177, 195, 234, 270, 295, 351, 354, 390, 405, 531, 585, 590, 647, 702, 767, 810, 885, 1053, 1062, 1170, 1294, 1534, 1593, 1755, 1770, 1941, 2106, 2301, 2655, 3186, 3235, 3510, 3835, 3882, 4602, 4779, 5265, 5310, 5823, 6470, 6903, 7670, 7965, 8411, 9558, 9705, 10530, 11505, 11646, 13806, 15930, 16822, 17469, 19410, 20709, 23010, 23895, 25233, 29115, 34515, 34938, 38173, 41418, 42055, 47790, 50466, 52407, 58230, 62127, 69030, 75699, 76346, 84110, 87345, 103545, 104814, 114519, 124254, 126165, 151398, 174690, 190865, 207090, 227097, 229038, 252330, 262035, 310635, 343557, 378495, 381730, 454194, 496249, 524070, 572595, 621270, 681291, 687114, 756990, 992498, 1030671, 1135485, 1145190, 1362582, 1488747, 1717785, 2061342, 2270970, 2481245, 2977494, 3092013, 3406455, 3435570, 4466241, 4962490, 5153355, 6184026, 6812910, 7443735, 8932482, 10306710, 13398723, 14887470, 15460065, 22331205, 26797446, 30920130, 40196169, 44662410, 66993615, 80392338, 133987230, 200980845, 401961690]

約数ペア:

[(1, 401961690), (2, 200980845), (3, 133987230), (5, 80392338), (6, 66993615), (9, 44662410), (10, 40196169), (13, 30920130), (15, 26797446), (18, 22331205), (26, 15460065), (27, 14887470), (30, 13398723), (39, 10306710), (45, 8932482), (54, 7443735), (59, 6812910), (65, 6184026), (78, 5153355), (81, 4962490), (90, 4466241), (117, 3435570), (118, 3406455), (130, 3092013), (135, 2977494), (162, 2481245), (177, 2270970), (195, 2061342), (234, 1717785), (270, 1488747), (295, 1362582), (351, 1145190), (354, 1135485), (390, 1030671), (405, 992498), (531, 756990), (585, 687114), (590, 681291), (647, 621270), (702, 572595), (767, 524070), (810, 496249), (885, 454194), (1053, 381730), (1062, 378495), (1170, 343557), (1294, 310635), (1534, 262035), (1593, 252330), (1755, 229038), (1770, 227097), (1941, 207090), (2106, 190865), (2301, 174690), (2655, 151398), (3186, 126165), (3235, 124254), (3510, 114519), (3835, 104814), (3882, 103545), (4602, 87345), (4779, 84110), (5265, 76346), (5310, 75699), (5823, 69030), (6470, 62127), (6903, 58230), (7670, 52407), (7965, 50466), (8411, 47790), (9558, 42055), (9705, 41418), (10530, 38173), (11505, 34938), (11646, 34515), (13806, 29115), (15930, 25233), (16822, 23895), (17469, 23010), (19410, 20709)]