389915520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6551}}^1$

素因数の和:6604

約数の個数: 128

約数和(自身を含む): 1283143680

約数和(自身を除く): 893228160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 930, 960, 992, 1240, 1488, 1860, 1920, 1984, 2480, 2976, 3720, 3968, 4960, 5952, 6551, 7440, 9920, 11904, 13102, 14880, 19653, 19840, 26204, 29760, 32755, 39306, 52408, 59520, 65510, 78612, 98265, 104816, 131020, 157224, 196530, 203081, 209632, 262040, 314448, 393060, 406162, 419264, 524080, 609243, 628896, 786120, 812324, 838528, 1015405, 1048160, 1218486, 1257792, 1572240, 1624648, 2030810, 2096320, 2436972, 2515584, 3046215, 3144480, 3249296, 4061620, 4192640, 4873944, 6092430, 6288960, 6498592, 8123240, 9747888, 12184860, 12577920, 12997184, 16246480, 19495776, 24369720, 25994368, 32492960, 38991552, 48739440, 64985920, 77983104, 97478880, 129971840, 194957760, 389915520]

約数ペア:

[(1, 389915520), (2, 194957760), (3, 129971840), (4, 97478880), (5, 77983104), (6, 64985920), (8, 48739440), (10, 38991552), (12, 32492960), (15, 25994368), (16, 24369720), (20, 19495776), (24, 16246480), (30, 12997184), (31, 12577920), (32, 12184860), (40, 9747888), (48, 8123240), (60, 6498592), (62, 6288960), (64, 6092430), (80, 4873944), (93, 4192640), (96, 4061620), (120, 3249296), (124, 3144480), (128, 3046215), (155, 2515584), (160, 2436972), (186, 2096320), (192, 2030810), (240, 1624648), (248, 1572240), (310, 1257792), (320, 1218486), (372, 1048160), (384, 1015405), (465, 838528), (480, 812324), (496, 786120), (620, 628896), (640, 609243), (744, 524080), (930, 419264), (960, 406162), (992, 393060), (1240, 314448), (1488, 262040), (1860, 209632), (1920, 203081), (1984, 196530), (2480, 157224), (2976, 131020), (3720, 104816), (3968, 98265), (4960, 78612), (5952, 65510), (6551, 59520), (7440, 52408), (9920, 39306), (11904, 32755), (13102, 29760), (14880, 26204), (19653, 19840)]