18269160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{239}}^1$

素因数の和:280

約数の個数: 192

約数和(自身を含む): 68947200

約数和(自身を除く): 50678040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 49, 52, 56, 60, 65, 70, 78, 84, 91, 98, 104, 105, 120, 130, 140, 147, 156, 168, 182, 195, 196, 210, 239, 245, 260, 273, 280, 294, 312, 364, 390, 392, 420, 455, 478, 490, 520, 546, 588, 637, 717, 728, 735, 780, 840, 910, 956, 980, 1092, 1176, 1195, 1274, 1365, 1434, 1470, 1560, 1673, 1820, 1911, 1912, 1960, 2184, 2390, 2548, 2730, 2868, 2940, 3107, 3185, 3346, 3585, 3640, 3822, 4780, 5019, 5096, 5460, 5736, 5880, 6214, 6370, 6692, 7170, 7644, 8365, 9321, 9555, 9560, 10038, 10920, 11711, 12428, 12740, 13384, 14340, 15288, 15535, 16730, 18642, 19110, 20076, 21749, 23422, 24856, 25095, 25480, 28680, 31070, 33460, 35133, 37284, 38220, 40152, 43498, 46605, 46844, 50190, 58555, 62140, 65247, 66920, 70266, 74568, 76440, 86996, 93210, 93688, 100380, 108745, 117110, 124280, 130494, 140532, 152243, 173992, 175665, 186420, 200760, 217490, 234220, 260988, 281064, 304486, 326235, 351330, 372840, 434980, 456729, 468440, 521976, 608972, 652470, 702660, 761215, 869960, 913458, 1217944, 1304940, 1405320, 1522430, 1826916, 2283645, 2609880, 3044860, 3653832, 4567290, 6089720, 9134580, 18269160]

約数ペア:

[(1, 18269160), (2, 9134580), (3, 6089720), (4, 4567290), (5, 3653832), (6, 3044860), (7, 2609880), (8, 2283645), (10, 1826916), (12, 1522430), (13, 1405320), (14, 1304940), (15, 1217944), (20, 913458), (21, 869960), (24, 761215), (26, 702660), (28, 652470), (30, 608972), (35, 521976), (39, 468440), (40, 456729), (42, 434980), (49, 372840), (52, 351330), (56, 326235), (60, 304486), (65, 281064), (70, 260988), (78, 234220), (84, 217490), (91, 200760), (98, 186420), (104, 175665), (105, 173992), (120, 152243), (130, 140532), (140, 130494), (147, 124280), (156, 117110), (168, 108745), (182, 100380), (195, 93688), (196, 93210), (210, 86996), (239, 76440), (245, 74568), (260, 70266), (273, 66920), (280, 65247), (294, 62140), (312, 58555), (364, 50190), (390, 46844), (392, 46605), (420, 43498), (455, 40152), (478, 38220), (490, 37284), (520, 35133), (546, 33460), (588, 31070), (637, 28680), (717, 25480), (728, 25095), (735, 24856), (780, 23422), (840, 21749), (910, 20076), (956, 19110), (980, 18642), (1092, 16730), (1176, 15535), (1195, 15288), (1274, 14340), (1365, 13384), (1434, 12740), (1470, 12428), (1560, 11711), (1673, 10920), (1820, 10038), (1911, 9560), (1912, 9555), (1960, 9321), (2184, 8365), (2390, 7644), (2548, 7170), (2730, 6692), (2868, 6370), (2940, 6214), (3107, 5880), (3185, 5736), (3346, 5460), (3585, 5096), (3640, 5019), (3822, 4780)]