938738760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1\times {\mathrm{499}}^1$

素因数の和:831

約数の個数: 128

約数和(自身を含む): 2879280000

約数和(自身を除く): 1940541240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 257, 305, 366, 488, 499, 514, 610, 732, 771, 915, 998, 1028, 1220, 1285, 1464, 1497, 1542, 1830, 1996, 2056, 2440, 2495, 2570, 2994, 3084, 3660, 3855, 3992, 4990, 5140, 5988, 6168, 7320, 7485, 7710, 9980, 10280, 11976, 14970, 15420, 15677, 19960, 29940, 30439, 30840, 31354, 47031, 59880, 60878, 62708, 78385, 91317, 94062, 121756, 125416, 128243, 152195, 156770, 182634, 188124, 235155, 243512, 256486, 304390, 313540, 365268, 376248, 384729, 456585, 470310, 512972, 608780, 627080, 641215, 730536, 769458, 913170, 940620, 1025944, 1217560, 1282430, 1538916, 1826340, 1881240, 1923645, 2564860, 3077832, 3652680, 3847290, 5129720, 7694580, 7822823, 15389160, 15645646, 23468469, 31291292, 39114115, 46936938, 62582584, 78228230, 93873876, 117342345, 156456460, 187747752, 234684690, 312912920, 469369380, 938738760]

約数ペア:

[(1, 938738760), (2, 469369380), (3, 312912920), (4, 234684690), (5, 187747752), (6, 156456460), (8, 117342345), (10, 93873876), (12, 78228230), (15, 62582584), (20, 46936938), (24, 39114115), (30, 31291292), (40, 23468469), (60, 15645646), (61, 15389160), (120, 7822823), (122, 7694580), (183, 5129720), (244, 3847290), (257, 3652680), (305, 3077832), (366, 2564860), (488, 1923645), (499, 1881240), (514, 1826340), (610, 1538916), (732, 1282430), (771, 1217560), (915, 1025944), (998, 940620), (1028, 913170), (1220, 769458), (1285, 730536), (1464, 641215), (1497, 627080), (1542, 608780), (1830, 512972), (1996, 470310), (2056, 456585), (2440, 384729), (2495, 376248), (2570, 365268), (2994, 313540), (3084, 304390), (3660, 256486), (3855, 243512), (3992, 235155), (4990, 188124), (5140, 182634), (5988, 156770), (6168, 152195), (7320, 128243), (7485, 125416), (7710, 121756), (9980, 94062), (10280, 91317), (11976, 78385), (14970, 62708), (15420, 60878), (15677, 59880), (19960, 47031), (29940, 31354), (30439, 30840)]