245644920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11971}}^1$

素因数の和:12010

約数の個数: 128

約数和(自身を含む): 861984000

約数和(自身を除く): 616339080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 1026, 1080, 1140, 1368, 1710, 2052, 2280, 2565, 3420, 4104, 5130, 6840, 10260, 11971, 20520, 23942, 35913, 47884, 59855, 71826, 95768, 107739, 119710, 143652, 179565, 215478, 227449, 239420, 287304, 323217, 359130, 430956, 454898, 478840, 538695, 646434, 682347, 718260, 861912, 909796, 1077390, 1137245, 1292868, 1364694, 1436520, 1616085, 1819592, 2047041, 2154780, 2274490, 2585736, 2729388, 3232170, 3411735, 4094082, 4309560, 4548980, 5458776, 6141123, 6464340, 6823470, 8188164, 9097960, 10235205, 12282246, 12928680, 13646940, 16376328, 20470410, 24564492, 27293880, 30705615, 40940820, 49128984, 61411230, 81881640, 122822460, 245644920]

約数ペア:

[(1, 245644920), (2, 122822460), (3, 81881640), (4, 61411230), (5, 49128984), (6, 40940820), (8, 30705615), (9, 27293880), (10, 24564492), (12, 20470410), (15, 16376328), (18, 13646940), (19, 12928680), (20, 12282246), (24, 10235205), (27, 9097960), (30, 8188164), (36, 6823470), (38, 6464340), (40, 6141123), (45, 5458776), (54, 4548980), (57, 4309560), (60, 4094082), (72, 3411735), (76, 3232170), (90, 2729388), (95, 2585736), (108, 2274490), (114, 2154780), (120, 2047041), (135, 1819592), (152, 1616085), (171, 1436520), (180, 1364694), (190, 1292868), (216, 1137245), (228, 1077390), (270, 909796), (285, 861912), (342, 718260), (360, 682347), (380, 646434), (456, 538695), (513, 478840), (540, 454898), (570, 430956), (684, 359130), (760, 323217), (855, 287304), (1026, 239420), (1080, 227449), (1140, 215478), (1368, 179565), (1710, 143652), (2052, 119710), (2280, 107739), (2565, 95768), (3420, 71826), (4104, 59855), (5130, 47884), (6840, 35913), (10260, 23942), (11971, 20520)]