194889660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{151}}^1\times {\mathrm{439}}^1$

素因数の和:616

約数の個数: 144

約数和(自身を含む): 640442880

約数和(自身を除く): 445553220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 151, 196, 210, 245, 294, 302, 420, 439, 453, 490, 588, 604, 735, 755, 878, 906, 980, 1057, 1317, 1470, 1510, 1756, 1812, 2114, 2195, 2265, 2634, 2940, 3020, 3073, 3171, 4228, 4390, 4530, 5268, 5285, 6146, 6342, 6585, 7399, 8780, 9060, 9219, 10570, 12292, 12684, 13170, 14798, 15365, 15855, 18438, 21140, 21511, 22197, 26340, 29596, 30730, 31710, 36876, 36995, 43022, 44394, 46095, 61460, 63420, 64533, 66289, 73990, 86044, 88788, 92190, 107555, 110985, 129066, 132578, 147980, 184380, 198867, 215110, 221970, 258132, 265156, 322665, 331445, 397734, 430220, 443940, 464023, 645330, 662890, 795468, 928046, 994335, 1290660, 1325780, 1392069, 1856092, 1988670, 2320115, 2784138, 3248161, 3977340, 4640230, 5568276, 6496322, 6960345, 9280460, 9744483, 12992644, 13920690, 16240805, 19488966, 27841380, 32481610, 38977932, 48722415, 64963220, 97444830, 194889660]

約数ペア:

[(1, 194889660), (2, 97444830), (3, 64963220), (4, 48722415), (5, 38977932), (6, 32481610), (7, 27841380), (10, 19488966), (12, 16240805), (14, 13920690), (15, 12992644), (20, 9744483), (21, 9280460), (28, 6960345), (30, 6496322), (35, 5568276), (42, 4640230), (49, 3977340), (60, 3248161), (70, 2784138), (84, 2320115), (98, 1988670), (105, 1856092), (140, 1392069), (147, 1325780), (151, 1290660), (196, 994335), (210, 928046), (245, 795468), (294, 662890), (302, 645330), (420, 464023), (439, 443940), (453, 430220), (490, 397734), (588, 331445), (604, 322665), (735, 265156), (755, 258132), (878, 221970), (906, 215110), (980, 198867), (1057, 184380), (1317, 147980), (1470, 132578), (1510, 129066), (1756, 110985), (1812, 107555), (2114, 92190), (2195, 88788), (2265, 86044), (2634, 73990), (2940, 66289), (3020, 64533), (3073, 63420), (3171, 61460), (4228, 46095), (4390, 44394), (4530, 43022), (5268, 36995), (5285, 36876), (6146, 31710), (6342, 30730), (6585, 29596), (7399, 26340), (8780, 22197), (9060, 21511), (9219, 21140), (10570, 18438), (12292, 15855), (12684, 15365), (13170, 14798)]