155761980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:408

約数の個数: 192

約数和(自身を含む): 514031616

約数和(自身を除く): 358269636

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 23, 30, 31, 33, 44, 46, 55, 60, 62, 66, 69, 92, 93, 110, 115, 124, 132, 138, 155, 165, 186, 220, 230, 253, 276, 310, 330, 331, 341, 345, 372, 460, 465, 506, 620, 660, 662, 682, 690, 713, 759, 930, 993, 1012, 1023, 1265, 1324, 1364, 1380, 1426, 1518, 1655, 1705, 1860, 1986, 2046, 2139, 2530, 2852, 3036, 3310, 3410, 3565, 3641, 3795, 3972, 4092, 4278, 4965, 5060, 5115, 6620, 6820, 7130, 7282, 7590, 7613, 7843, 8556, 9930, 10230, 10261, 10695, 10923, 14260, 14564, 15180, 15226, 15686, 18205, 19860, 20460, 20522, 21390, 21846, 22839, 23529, 30452, 30783, 31372, 36410, 38065, 39215, 41044, 42780, 43692, 45678, 47058, 51305, 54615, 61566, 72820, 76130, 78430, 83743, 91356, 94116, 102610, 109230, 112871, 114195, 117645, 123132, 152260, 153915, 156860, 167486, 205220, 218460, 225742, 228390, 235290, 236003, 251229, 307830, 334972, 338613, 418715, 451484, 456780, 470580, 472006, 502458, 564355, 615660, 677226, 708009, 837430, 944012, 1004916, 1128710, 1180015, 1256145, 1354452, 1416018, 1674860, 1693065, 2257420, 2360030, 2512290, 2596033, 2832036, 3386130, 3540045, 4720060, 5024580, 5192066, 6772260, 7080090, 7788099, 10384132, 12980165, 14160180, 15576198, 25960330, 31152396, 38940495, 51920660, 77880990, 155761980]

約数ペア:

[(1, 155761980), (2, 77880990), (3, 51920660), (4, 38940495), (5, 31152396), (6, 25960330), (10, 15576198), (11, 14160180), (12, 12980165), (15, 10384132), (20, 7788099), (22, 7080090), (23, 6772260), (30, 5192066), (31, 5024580), (33, 4720060), (44, 3540045), (46, 3386130), (55, 2832036), (60, 2596033), (62, 2512290), (66, 2360030), (69, 2257420), (92, 1693065), (93, 1674860), (110, 1416018), (115, 1354452), (124, 1256145), (132, 1180015), (138, 1128710), (155, 1004916), (165, 944012), (186, 837430), (220, 708009), (230, 677226), (253, 615660), (276, 564355), (310, 502458), (330, 472006), (331, 470580), (341, 456780), (345, 451484), (372, 418715), (460, 338613), (465, 334972), (506, 307830), (620, 251229), (660, 236003), (662, 235290), (682, 228390), (690, 225742), (713, 218460), (759, 205220), (930, 167486), (993, 156860), (1012, 153915), (1023, 152260), (1265, 123132), (1324, 117645), (1364, 114195), (1380, 112871), (1426, 109230), (1518, 102610), (1655, 94116), (1705, 91356), (1860, 83743), (1986, 78430), (2046, 76130), (2139, 72820), (2530, 61566), (2852, 54615), (3036, 51305), (3310, 47058), (3410, 45678), (3565, 43692), (3641, 42780), (3795, 41044), (3972, 39215), (4092, 38065), (4278, 36410), (4965, 31372), (5060, 30783), (5115, 30452), (6620, 23529), (6820, 22839), (7130, 21846), (7282, 21390), (7590, 20522), (7613, 20460), (7843, 19860), (8556, 18205), (9930, 15686), (10230, 15226), (10261, 15180), (10695, 14564), (10923, 14260)]