389501520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{373}}^1$

素因数の和:637

約数の個数: 160

約数和(自身を含む): 1279977600

約数和(自身を除く): 890476080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 229, 240, 285, 304, 373, 380, 456, 458, 570, 687, 746, 760, 912, 916, 1119, 1140, 1145, 1374, 1492, 1520, 1832, 1865, 2238, 2280, 2290, 2748, 2984, 3435, 3664, 3730, 4351, 4476, 4560, 4580, 5496, 5595, 5968, 6870, 7087, 7460, 8702, 8952, 9160, 10992, 11190, 13053, 13740, 14174, 14920, 17404, 17904, 18320, 21261, 21755, 22380, 26106, 27480, 28348, 29840, 34808, 35435, 42522, 43510, 44760, 52212, 54960, 56696, 65265, 69616, 70870, 85044, 85417, 87020, 89520, 104424, 106305, 113392, 130530, 141740, 170088, 170834, 174040, 208848, 212610, 256251, 261060, 283480, 340176, 341668, 348080, 425220, 427085, 512502, 522120, 566960, 683336, 850440, 854170, 1025004, 1044240, 1281255, 1366672, 1622923, 1700880, 1708340, 2050008, 2562510, 3245846, 3416680, 4100016, 4868769, 5125020, 6491692, 6833360, 8114615, 9737538, 10250040, 12983384, 16229230, 19475076, 20500080, 24343845, 25966768, 32458460, 38950152, 48687690, 64916920, 77900304, 97375380, 129833840, 194750760, 389501520]

約数ペア:

[(1, 389501520), (2, 194750760), (3, 129833840), (4, 97375380), (5, 77900304), (6, 64916920), (8, 48687690), (10, 38950152), (12, 32458460), (15, 25966768), (16, 24343845), (19, 20500080), (20, 19475076), (24, 16229230), (30, 12983384), (38, 10250040), (40, 9737538), (48, 8114615), (57, 6833360), (60, 6491692), (76, 5125020), (80, 4868769), (95, 4100016), (114, 3416680), (120, 3245846), (152, 2562510), (190, 2050008), (228, 1708340), (229, 1700880), (240, 1622923), (285, 1366672), (304, 1281255), (373, 1044240), (380, 1025004), (456, 854170), (458, 850440), (570, 683336), (687, 566960), (746, 522120), (760, 512502), (912, 427085), (916, 425220), (1119, 348080), (1140, 341668), (1145, 340176), (1374, 283480), (1492, 261060), (1520, 256251), (1832, 212610), (1865, 208848), (2238, 174040), (2280, 170834), (2290, 170088), (2748, 141740), (2984, 130530), (3435, 113392), (3664, 106305), (3730, 104424), (4351, 89520), (4476, 87020), (4560, 85417), (4580, 85044), (5496, 70870), (5595, 69616), (5968, 65265), (6870, 56696), (7087, 54960), (7460, 52212), (8702, 44760), (8952, 43510), (9160, 42522), (10992, 35435), (11190, 34808), (13053, 29840), (13740, 28348), (14174, 27480), (14920, 26106), (17404, 22380), (17904, 21755), (18320, 21261)]