1947787920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{12241}}^1$

素因数の和:12290

約数の個数: 240

約数和(自身を含む): 7459491312

約数和(自身を除く): 5511703392

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 26, 30, 34, 36, 39, 40, 45, 48, 51, 52, 60, 65, 68, 72, 78, 80, 85, 90, 102, 104, 117, 120, 130, 136, 144, 153, 156, 170, 180, 195, 204, 208, 221, 234, 240, 255, 260, 272, 306, 312, 340, 360, 390, 408, 442, 468, 510, 520, 585, 612, 624, 663, 680, 720, 765, 780, 816, 884, 936, 1020, 1040, 1105, 1170, 1224, 1326, 1360, 1530, 1560, 1768, 1872, 1989, 2040, 2210, 2340, 2448, 2652, 3060, 3120, 3315, 3536, 3978, 4080, 4420, 4680, 5304, 6120, 6630, 7956, 8840, 9360, 9945, 10608, 12240, 12241, 13260, 15912, 17680, 19890, 24482, 26520, 31824, 36723, 39780, 48964, 53040, 61205, 73446, 79560, 97928, 110169, 122410, 146892, 159120, 159133, 183615, 195856, 208097, 220338, 244820, 293784, 318266, 367230, 416194, 440676, 477399, 489640, 550845, 587568, 624291, 636532, 734460, 795665, 832388, 881352, 954798, 979280, 1040485, 1101690, 1248582, 1273064, 1432197, 1468920, 1591330, 1664776, 1762704, 1872873, 1909596, 2080970, 2203380, 2386995, 2497164, 2546128, 2705261, 2864394, 2937840, 3121455, 3182660, 3329552, 3745746, 3819192, 4161940, 4406760, 4773990, 4994328, 5410522, 5728788, 6242910, 6365320, 7160985, 7491492, 7638384, 8115783, 8323880, 8813520, 9364365, 9547980, 9988656, 10821044, 11457576, 12485820, 12730640, 13526305, 14321970, 14982984, 16231566, 16647760, 18728730, 19095960, 21642088, 22915152, 24347349, 24971640, 27052610, 28643940, 29965968, 32463132, 37457460, 38191920, 40578915, 43284176, 48694698, 49943280, 54105220, 57287880, 64926264, 74914920, 81157830, 97389396, 108210440, 114575760, 121736745, 129852528, 149829840, 162315660, 194778792, 216420880, 243473490, 324631320, 389557584, 486946980, 649262640, 973893960, 1947787920]

約数ペア:

[(1, 1947787920), (2, 973893960), (3, 649262640), (4, 486946980), (5, 389557584), (6, 324631320), (8, 243473490), (9, 216420880), (10, 194778792), (12, 162315660), (13, 149829840), (15, 129852528), (16, 121736745), (17, 114575760), (18, 108210440), (20, 97389396), (24, 81157830), (26, 74914920), (30, 64926264), (34, 57287880), (36, 54105220), (39, 49943280), (40, 48694698), (45, 43284176), (48, 40578915), (51, 38191920), (52, 37457460), (60, 32463132), (65, 29965968), (68, 28643940), (72, 27052610), (78, 24971640), (80, 24347349), (85, 22915152), (90, 21642088), (102, 19095960), (104, 18728730), (117, 16647760), (120, 16231566), (130, 14982984), (136, 14321970), (144, 13526305), (153, 12730640), (156, 12485820), (170, 11457576), (180, 10821044), (195, 9988656), (204, 9547980), (208, 9364365), (221, 8813520), (234, 8323880), (240, 8115783), (255, 7638384), (260, 7491492), (272, 7160985), (306, 6365320), (312, 6242910), (340, 5728788), (360, 5410522), (390, 4994328), (408, 4773990), (442, 4406760), (468, 4161940), (510, 3819192), (520, 3745746), (585, 3329552), (612, 3182660), (624, 3121455), (663, 2937840), (680, 2864394), (720, 2705261), (765, 2546128), (780, 2497164), (816, 2386995), (884, 2203380), (936, 2080970), (1020, 1909596), (1040, 1872873), (1105, 1762704), (1170, 1664776), (1224, 1591330), (1326, 1468920), (1360, 1432197), (1530, 1273064), (1560, 1248582), (1768, 1101690), (1872, 1040485), (1989, 979280), (2040, 954798), (2210, 881352), (2340, 832388), (2448, 795665), (2652, 734460), (3060, 636532), (3120, 624291), (3315, 587568), (3536, 550845), (3978, 489640), (4080, 477399), (4420, 440676), (4680, 416194), (5304, 367230), (6120, 318266), (6630, 293784), (7956, 244820), (8840, 220338), (9360, 208097), (9945, 195856), (10608, 183615), (12240, 159133), (12241, 159120), (13260, 146892), (15912, 122410), (17680, 110169), (19890, 97928), (24482, 79560), (26520, 73446), (31824, 61205), (36723, 53040), (39780, 48964)]