400309020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{193}}^1$

素因数の和:401

約数の個数: 192

約数和(自身を含む): 1314109440

約数和(自身を除く): 913800420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 90, 92, 108, 115, 135, 138, 167, 180, 193, 207, 230, 270, 276, 334, 345, 386, 414, 460, 501, 540, 579, 621, 668, 690, 772, 828, 835, 965, 1002, 1035, 1158, 1242, 1380, 1503, 1670, 1737, 1930, 2004, 2070, 2316, 2484, 2505, 2895, 3006, 3105, 3340, 3474, 3841, 3860, 4140, 4439, 4509, 5010, 5211, 5790, 6012, 6210, 6948, 7515, 7682, 8685, 8878, 9018, 10020, 10422, 11523, 11580, 12420, 13317, 15030, 15364, 17370, 17756, 18036, 19205, 20844, 22195, 22545, 23046, 26055, 26634, 30060, 32231, 34569, 34740, 38410, 39951, 44390, 45090, 46092, 52110, 53268, 57615, 64462, 66585, 69138, 76820, 79902, 88780, 90180, 96693, 103707, 104220, 115230, 119853, 128924, 133170, 138276, 159804, 161155, 172845, 193386, 199755, 207414, 230460, 239706, 266340, 290079, 322310, 345690, 386772, 399510, 414828, 479412, 483465, 518535, 580158, 599265, 644620, 691380, 741313, 799020, 870237, 966930, 1037070, 1160316, 1198530, 1450395, 1482626, 1740474, 1933860, 2074140, 2223939, 2397060, 2900790, 2965252, 3480948, 3706565, 4351185, 4447878, 5801580, 6671817, 7413130, 8702370, 8895756, 11119695, 13343634, 14826260, 17404740, 20015451, 22239390, 26687268, 33359085, 40030902, 44478780, 66718170, 80061804, 100077255, 133436340, 200154510, 400309020]

約数ペア:

[(1, 400309020), (2, 200154510), (3, 133436340), (4, 100077255), (5, 80061804), (6, 66718170), (9, 44478780), (10, 40030902), (12, 33359085), (15, 26687268), (18, 22239390), (20, 20015451), (23, 17404740), (27, 14826260), (30, 13343634), (36, 11119695), (45, 8895756), (46, 8702370), (54, 7413130), (60, 6671817), (69, 5801580), (90, 4447878), (92, 4351185), (108, 3706565), (115, 3480948), (135, 2965252), (138, 2900790), (167, 2397060), (180, 2223939), (193, 2074140), (207, 1933860), (230, 1740474), (270, 1482626), (276, 1450395), (334, 1198530), (345, 1160316), (386, 1037070), (414, 966930), (460, 870237), (501, 799020), (540, 741313), (579, 691380), (621, 644620), (668, 599265), (690, 580158), (772, 518535), (828, 483465), (835, 479412), (965, 414828), (1002, 399510), (1035, 386772), (1158, 345690), (1242, 322310), (1380, 290079), (1503, 266340), (1670, 239706), (1737, 230460), (1930, 207414), (2004, 199755), (2070, 193386), (2316, 172845), (2484, 161155), (2505, 159804), (2895, 138276), (3006, 133170), (3105, 128924), (3340, 119853), (3474, 115230), (3841, 104220), (3860, 103707), (4140, 96693), (4439, 90180), (4509, 88780), (5010, 79902), (5211, 76820), (5790, 69138), (6012, 66585), (6210, 64462), (6948, 57615), (7515, 53268), (7682, 52110), (8685, 46092), (8878, 45090), (9018, 44390), (10020, 39951), (10422, 38410), (11523, 34740), (11580, 34569), (12420, 32231), (13317, 30060), (15030, 26634), (15364, 26055), (17370, 23046), (17756, 22545), (18036, 22195), (19205, 20844)]