1380012120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{877}}^1$

素因数の和:975

約数の個数: 256

約数和(自身を含む): 4854988800

約数和(自身を除く): 3474976680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 47, 54, 60, 62, 72, 90, 93, 94, 108, 120, 124, 135, 141, 155, 180, 186, 188, 216, 235, 248, 270, 279, 282, 310, 360, 372, 376, 423, 465, 470, 540, 558, 564, 620, 705, 744, 837, 846, 877, 930, 940, 1080, 1116, 1128, 1240, 1269, 1395, 1410, 1457, 1674, 1692, 1754, 1860, 1880, 2115, 2232, 2538, 2631, 2790, 2820, 2914, 3348, 3384, 3508, 3720, 4185, 4230, 4371, 4385, 5076, 5262, 5580, 5640, 5828, 6345, 6696, 7016, 7285, 7893, 8370, 8460, 8742, 8770, 10152, 10524, 11160, 11656, 12690, 13113, 13155, 14570, 15786, 16740, 16920, 17484, 17540, 21048, 21855, 23679, 25380, 26226, 26310, 27187, 29140, 31572, 33480, 34968, 35080, 39339, 39465, 41219, 43710, 47358, 50760, 52452, 52620, 54374, 58280, 63144, 65565, 78678, 78930, 81561, 82438, 87420, 94716, 104904, 105240, 108748, 118395, 123657, 131130, 135935, 157356, 157860, 163122, 164876, 174840, 189432, 196695, 206095, 217496, 236790, 244683, 247314, 262260, 271870, 314712, 315720, 326244, 329752, 370971, 393390, 407805, 412190, 473580, 489366, 494628, 524520, 543740, 618285, 652488, 734049, 741942, 786780, 815610, 824380, 947160, 978732, 989256, 1087480, 1112913, 1223415, 1236570, 1277789, 1468098, 1483884, 1573560, 1631220, 1648760, 1854855, 1957464, 2225826, 2446830, 2473140, 2555578, 2936196, 2967768, 3262440, 3670245, 3709710, 3833367, 4451652, 4893660, 4946280, 5111156, 5564565, 5872392, 6388945, 7340490, 7419420, 7666734, 8903304, 9787320, 10222312, 11129130, 11500101, 12777890, 14680980, 14838840, 15333468, 19166835, 22258260, 23000202, 25555780, 29361960, 30666936, 34500303, 38333670, 44516520, 46000404, 51111560, 57500505, 69000606, 76667340, 92000808, 115001010, 138001212, 153334680, 172501515, 230002020, 276002424, 345003030, 460004040, 690006060, 1380012120]

約数ペア:

[(1, 1380012120), (2, 690006060), (3, 460004040), (4, 345003030), (5, 276002424), (6, 230002020), (8, 172501515), (9, 153334680), (10, 138001212), (12, 115001010), (15, 92000808), (18, 76667340), (20, 69000606), (24, 57500505), (27, 51111560), (30, 46000404), (31, 44516520), (36, 38333670), (40, 34500303), (45, 30666936), (47, 29361960), (54, 25555780), (60, 23000202), (62, 22258260), (72, 19166835), (90, 15333468), (93, 14838840), (94, 14680980), (108, 12777890), (120, 11500101), (124, 11129130), (135, 10222312), (141, 9787320), (155, 8903304), (180, 7666734), (186, 7419420), (188, 7340490), (216, 6388945), (235, 5872392), (248, 5564565), (270, 5111156), (279, 4946280), (282, 4893660), (310, 4451652), (360, 3833367), (372, 3709710), (376, 3670245), (423, 3262440), (465, 2967768), (470, 2936196), (540, 2555578), (558, 2473140), (564, 2446830), (620, 2225826), (705, 1957464), (744, 1854855), (837, 1648760), (846, 1631220), (877, 1573560), (930, 1483884), (940, 1468098), (1080, 1277789), (1116, 1236570), (1128, 1223415), (1240, 1112913), (1269, 1087480), (1395, 989256), (1410, 978732), (1457, 947160), (1674, 824380), (1692, 815610), (1754, 786780), (1860, 741942), (1880, 734049), (2115, 652488), (2232, 618285), (2538, 543740), (2631, 524520), (2790, 494628), (2820, 489366), (2914, 473580), (3348, 412190), (3384, 407805), (3508, 393390), (3720, 370971), (4185, 329752), (4230, 326244), (4371, 315720), (4385, 314712), (5076, 271870), (5262, 262260), (5580, 247314), (5640, 244683), (5828, 236790), (6345, 217496), (6696, 206095), (7016, 196695), (7285, 189432), (7893, 174840), (8370, 164876), (8460, 163122), (8742, 157860), (8770, 157356), (10152, 135935), (10524, 131130), (11160, 123657), (11656, 118395), (12690, 108748), (13113, 105240), (13155, 104904), (14570, 94716), (15786, 87420), (16740, 82438), (16920, 81561), (17484, 78930), (17540, 78678), (21048, 65565), (21855, 63144), (23679, 58280), (25380, 54374), (26226, 52620), (26310, 52452), (27187, 50760), (29140, 47358), (31572, 43710), (33480, 41219), (34968, 39465), (35080, 39339)]