1880259120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1381}}^1$

素因数の和:1492

約数の個数: 240

約数和(自身を含む): 6629885184

約数和(自身を除く): 4749626064

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 61, 62, 72, 80, 90, 93, 120, 122, 124, 144, 155, 180, 183, 186, 240, 244, 248, 279, 305, 310, 360, 366, 372, 465, 488, 496, 549, 558, 610, 620, 720, 732, 744, 915, 930, 976, 1098, 1116, 1220, 1240, 1381, 1395, 1464, 1488, 1830, 1860, 1891, 2196, 2232, 2440, 2480, 2745, 2762, 2790, 2928, 3660, 3720, 3782, 4143, 4392, 4464, 4880, 5490, 5524, 5580, 5673, 6905, 7320, 7440, 7564, 8286, 8784, 9455, 10980, 11048, 11160, 11346, 12429, 13810, 14640, 15128, 16572, 17019, 18910, 20715, 21960, 22096, 22320, 22692, 24858, 27620, 28365, 30256, 33144, 34038, 37820, 41430, 42811, 43920, 45384, 49716, 55240, 56730, 62145, 66288, 68076, 75640, 82860, 84241, 85095, 85622, 90768, 99432, 110480, 113460, 124290, 128433, 136152, 151280, 165720, 168482, 170190, 171244, 198864, 214055, 226920, 248580, 252723, 256866, 272304, 331440, 336964, 340380, 342488, 385299, 421205, 428110, 453840, 497160, 505446, 513732, 642165, 673928, 680760, 684976, 758169, 770598, 842410, 856220, 994320, 1010892, 1027464, 1263615, 1284330, 1347856, 1361520, 1516338, 1541196, 1684820, 1712440, 1926495, 2021784, 2054928, 2527230, 2568660, 2611471, 3032676, 3082392, 3369640, 3424880, 3790845, 3852990, 4043568, 5054460, 5137320, 5222942, 6065352, 6164784, 6739280, 7581690, 7705980, 7834413, 10108920, 10274640, 10445884, 12130704, 13057355, 15163380, 15411960, 15668826, 20217840, 20891768, 23503239, 26114710, 30326760, 30823920, 31337652, 39172065, 41783536, 47006478, 52229420, 60653520, 62675304, 78344130, 94012956, 104458840, 117516195, 125350608, 156688260, 188025912, 208917680, 235032390, 313376520, 376051824, 470064780, 626753040, 940129560, 1880259120]

約数ペア:

[(1, 1880259120), (2, 940129560), (3, 626753040), (4, 470064780), (5, 376051824), (6, 313376520), (8, 235032390), (9, 208917680), (10, 188025912), (12, 156688260), (15, 125350608), (16, 117516195), (18, 104458840), (20, 94012956), (24, 78344130), (30, 62675304), (31, 60653520), (36, 52229420), (40, 47006478), (45, 41783536), (48, 39172065), (60, 31337652), (61, 30823920), (62, 30326760), (72, 26114710), (80, 23503239), (90, 20891768), (93, 20217840), (120, 15668826), (122, 15411960), (124, 15163380), (144, 13057355), (155, 12130704), (180, 10445884), (183, 10274640), (186, 10108920), (240, 7834413), (244, 7705980), (248, 7581690), (279, 6739280), (305, 6164784), (310, 6065352), (360, 5222942), (366, 5137320), (372, 5054460), (465, 4043568), (488, 3852990), (496, 3790845), (549, 3424880), (558, 3369640), (610, 3082392), (620, 3032676), (720, 2611471), (732, 2568660), (744, 2527230), (915, 2054928), (930, 2021784), (976, 1926495), (1098, 1712440), (1116, 1684820), (1220, 1541196), (1240, 1516338), (1381, 1361520), (1395, 1347856), (1464, 1284330), (1488, 1263615), (1830, 1027464), (1860, 1010892), (1891, 994320), (2196, 856220), (2232, 842410), (2440, 770598), (2480, 758169), (2745, 684976), (2762, 680760), (2790, 673928), (2928, 642165), (3660, 513732), (3720, 505446), (3782, 497160), (4143, 453840), (4392, 428110), (4464, 421205), (4880, 385299), (5490, 342488), (5524, 340380), (5580, 336964), (5673, 331440), (6905, 272304), (7320, 256866), (7440, 252723), (7564, 248580), (8286, 226920), (8784, 214055), (9455, 198864), (10980, 171244), (11048, 170190), (11160, 168482), (11346, 165720), (12429, 151280), (13810, 136152), (14640, 128433), (15128, 124290), (16572, 113460), (17019, 110480), (18910, 99432), (20715, 90768), (21960, 85622), (22096, 85095), (22320, 84241), (22692, 82860), (24858, 75640), (27620, 68076), (28365, 66288), (30256, 62145), (33144, 56730), (34038, 55240), (37820, 49716), (41430, 45384), (42811, 43920)]