81406200

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{347}}^1$

素因数の和:406

約数の個数: 192

約数和(自身を含む): 279624960

約数和(自身を除く): 198218760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 23, 24, 25, 30, 34, 40, 46, 50, 51, 60, 68, 69, 75, 85, 92, 100, 102, 115, 120, 136, 138, 150, 170, 184, 200, 204, 230, 255, 276, 300, 340, 345, 347, 391, 408, 425, 460, 510, 552, 575, 600, 680, 690, 694, 782, 850, 920, 1020, 1041, 1150, 1173, 1275, 1380, 1388, 1564, 1700, 1725, 1735, 1955, 2040, 2082, 2300, 2346, 2550, 2760, 2776, 3128, 3400, 3450, 3470, 3910, 4164, 4600, 4692, 5100, 5205, 5865, 5899, 6900, 6940, 7820, 7981, 8328, 8675, 9384, 9775, 10200, 10410, 11730, 11798, 13800, 13880, 15640, 15962, 17350, 17697, 19550, 20820, 23460, 23596, 23943, 26025, 29325, 29495, 31924, 34700, 35394, 39100, 39905, 41640, 46920, 47192, 47886, 52050, 58650, 58990, 63848, 69400, 70788, 78200, 79810, 88485, 95772, 104100, 117300, 117980, 119715, 135677, 141576, 147475, 159620, 176970, 191544, 199525, 208200, 234600, 235960, 239430, 271354, 294950, 319240, 353940, 399050, 407031, 442425, 478860, 542708, 589900, 598575, 678385, 707880, 798100, 814062, 884850, 957720, 1085416, 1179800, 1197150, 1356770, 1596200, 1628124, 1769700, 2035155, 2394300, 2713540, 3256248, 3391925, 3539400, 4070310, 4788600, 5427080, 6783850, 8140620, 10175775, 13567700, 16281240, 20351550, 27135400, 40703100, 81406200]

約数ペア:

[(1, 81406200), (2, 40703100), (3, 27135400), (4, 20351550), (5, 16281240), (6, 13567700), (8, 10175775), (10, 8140620), (12, 6783850), (15, 5427080), (17, 4788600), (20, 4070310), (23, 3539400), (24, 3391925), (25, 3256248), (30, 2713540), (34, 2394300), (40, 2035155), (46, 1769700), (50, 1628124), (51, 1596200), (60, 1356770), (68, 1197150), (69, 1179800), (75, 1085416), (85, 957720), (92, 884850), (100, 814062), (102, 798100), (115, 707880), (120, 678385), (136, 598575), (138, 589900), (150, 542708), (170, 478860), (184, 442425), (200, 407031), (204, 399050), (230, 353940), (255, 319240), (276, 294950), (300, 271354), (340, 239430), (345, 235960), (347, 234600), (391, 208200), (408, 199525), (425, 191544), (460, 176970), (510, 159620), (552, 147475), (575, 141576), (600, 135677), (680, 119715), (690, 117980), (694, 117300), (782, 104100), (850, 95772), (920, 88485), (1020, 79810), (1041, 78200), (1150, 70788), (1173, 69400), (1275, 63848), (1380, 58990), (1388, 58650), (1564, 52050), (1700, 47886), (1725, 47192), (1735, 46920), (1955, 41640), (2040, 39905), (2082, 39100), (2300, 35394), (2346, 34700), (2550, 31924), (2760, 29495), (2776, 29325), (3128, 26025), (3400, 23943), (3450, 23596), (3470, 23460), (3910, 20820), (4164, 19550), (4600, 17697), (4692, 17350), (5100, 15962), (5205, 15640), (5865, 13880), (5899, 13800), (6900, 11798), (6940, 11730), (7820, 10410), (7981, 10200), (8328, 9775), (8675, 9384)]