388207320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1\times {\mathrm{223}}^1$

素因数の和:489

約数の個数: 128

約数和(自身を含む): 1190246400

約数和(自身を除く): 802039080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 120, 163, 178, 223, 267, 326, 356, 445, 446, 489, 534, 652, 669, 712, 815, 890, 892, 978, 1068, 1115, 1304, 1335, 1338, 1630, 1780, 1784, 1956, 2136, 2230, 2445, 2670, 2676, 3260, 3345, 3560, 3912, 4460, 4890, 5340, 5352, 6520, 6690, 8920, 9780, 10680, 13380, 14507, 19560, 19847, 26760, 29014, 36349, 39694, 43521, 58028, 59541, 72535, 72698, 79388, 87042, 99235, 109047, 116056, 119082, 145070, 145396, 158776, 174084, 181745, 198470, 217605, 218094, 238164, 290140, 290792, 297705, 348168, 363490, 396940, 435210, 436188, 476328, 545235, 580280, 595410, 726980, 793880, 870420, 872376, 1090470, 1190820, 1453960, 1740840, 2180940, 2381640, 3235061, 4361880, 6470122, 9705183, 12940244, 16175305, 19410366, 25880488, 32350610, 38820732, 48525915, 64701220, 77641464, 97051830, 129402440, 194103660, 388207320]

約数ペア:

[(1, 388207320), (2, 194103660), (3, 129402440), (4, 97051830), (5, 77641464), (6, 64701220), (8, 48525915), (10, 38820732), (12, 32350610), (15, 25880488), (20, 19410366), (24, 16175305), (30, 12940244), (40, 9705183), (60, 6470122), (89, 4361880), (120, 3235061), (163, 2381640), (178, 2180940), (223, 1740840), (267, 1453960), (326, 1190820), (356, 1090470), (445, 872376), (446, 870420), (489, 793880), (534, 726980), (652, 595410), (669, 580280), (712, 545235), (815, 476328), (890, 436188), (892, 435210), (978, 396940), (1068, 363490), (1115, 348168), (1304, 297705), (1335, 290792), (1338, 290140), (1630, 238164), (1780, 218094), (1784, 217605), (1956, 198470), (2136, 181745), (2230, 174084), (2445, 158776), (2670, 145396), (2676, 145070), (3260, 119082), (3345, 116056), (3560, 109047), (3912, 99235), (4460, 87042), (4890, 79388), (5340, 72698), (5352, 72535), (6520, 59541), (6690, 58028), (8920, 43521), (9780, 39694), (10680, 36349), (13380, 29014), (14507, 26760), (19560, 19847)]