259810380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{461}}^1$

素因数の和:608

約数の個数: 144

約数和(自身を含む): 823350528

約数和(自身を除く): 563540148

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 101, 124, 155, 180, 186, 202, 279, 303, 310, 372, 404, 461, 465, 505, 558, 606, 620, 909, 922, 930, 1010, 1116, 1212, 1383, 1395, 1515, 1818, 1844, 1860, 2020, 2305, 2766, 2790, 3030, 3131, 3636, 4149, 4545, 4610, 5532, 5580, 6060, 6262, 6915, 8298, 9090, 9220, 9393, 12524, 13830, 14291, 15655, 16596, 18180, 18786, 20745, 27660, 28179, 28582, 31310, 37572, 41490, 42873, 46561, 46965, 56358, 57164, 62620, 71455, 82980, 85746, 93122, 93930, 112716, 128619, 139683, 140895, 142910, 171492, 186244, 187860, 214365, 232805, 257238, 279366, 281790, 285820, 419049, 428730, 465610, 514476, 558732, 563580, 643095, 698415, 838098, 857460, 931220, 1286190, 1396830, 1443391, 1676196, 2095245, 2572380, 2793660, 2886782, 4190490, 4330173, 5773564, 7216955, 8380980, 8660346, 12990519, 14433910, 17320692, 21650865, 25981038, 28867820, 43301730, 51962076, 64952595, 86603460, 129905190, 259810380]

約数ペア:

[(1, 259810380), (2, 129905190), (3, 86603460), (4, 64952595), (5, 51962076), (6, 43301730), (9, 28867820), (10, 25981038), (12, 21650865), (15, 17320692), (18, 14433910), (20, 12990519), (30, 8660346), (31, 8380980), (36, 7216955), (45, 5773564), (60, 4330173), (62, 4190490), (90, 2886782), (93, 2793660), (101, 2572380), (124, 2095245), (155, 1676196), (180, 1443391), (186, 1396830), (202, 1286190), (279, 931220), (303, 857460), (310, 838098), (372, 698415), (404, 643095), (461, 563580), (465, 558732), (505, 514476), (558, 465610), (606, 428730), (620, 419049), (909, 285820), (922, 281790), (930, 279366), (1010, 257238), (1116, 232805), (1212, 214365), (1383, 187860), (1395, 186244), (1515, 171492), (1818, 142910), (1844, 140895), (1860, 139683), (2020, 128619), (2305, 112716), (2766, 93930), (2790, 93122), (3030, 85746), (3131, 82980), (3636, 71455), (4149, 62620), (4545, 57164), (4610, 56358), (5532, 46965), (5580, 46561), (6060, 42873), (6262, 41490), (6915, 37572), (8298, 31310), (9090, 28582), (9220, 28179), (9393, 27660), (12524, 20745), (13830, 18786), (14291, 18180), (15655, 16596)]