318558480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{911}}^1$

素因数の和:1005

約数の個数: 160

約数和(自身を含む): 1042219008

約数和(自身を除く): 723660528

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 47, 48, 60, 62, 80, 93, 94, 120, 124, 141, 155, 186, 188, 235, 240, 248, 282, 310, 372, 376, 465, 470, 496, 564, 620, 705, 744, 752, 911, 930, 940, 1128, 1240, 1410, 1457, 1488, 1822, 1860, 1880, 2256, 2480, 2733, 2820, 2914, 3644, 3720, 3760, 4371, 4555, 5466, 5640, 5828, 7285, 7288, 7440, 8742, 9110, 10932, 11280, 11656, 13665, 14570, 14576, 17484, 18220, 21855, 21864, 23312, 27330, 28241, 29140, 34968, 36440, 42817, 43710, 43728, 54660, 56482, 58280, 69936, 72880, 84723, 85634, 87420, 109320, 112964, 116560, 128451, 141205, 169446, 171268, 174840, 214085, 218640, 225928, 256902, 282410, 338892, 342536, 349680, 423615, 428170, 451856, 513804, 564820, 642255, 677784, 685072, 847230, 856340, 1027608, 1129640, 1284510, 1327327, 1355568, 1694460, 1712680, 2055216, 2259280, 2569020, 2654654, 3388920, 3425360, 3981981, 5138040, 5309308, 6636635, 6777840, 7963962, 10276080, 10618616, 13273270, 15927924, 19909905, 21237232, 26546540, 31855848, 39819810, 53093080, 63711696, 79639620, 106186160, 159279240, 318558480]

約数ペア:

[(1, 318558480), (2, 159279240), (3, 106186160), (4, 79639620), (5, 63711696), (6, 53093080), (8, 39819810), (10, 31855848), (12, 26546540), (15, 21237232), (16, 19909905), (20, 15927924), (24, 13273270), (30, 10618616), (31, 10276080), (40, 7963962), (47, 6777840), (48, 6636635), (60, 5309308), (62, 5138040), (80, 3981981), (93, 3425360), (94, 3388920), (120, 2654654), (124, 2569020), (141, 2259280), (155, 2055216), (186, 1712680), (188, 1694460), (235, 1355568), (240, 1327327), (248, 1284510), (282, 1129640), (310, 1027608), (372, 856340), (376, 847230), (465, 685072), (470, 677784), (496, 642255), (564, 564820), (620, 513804), (705, 451856), (744, 428170), (752, 423615), (911, 349680), (930, 342536), (940, 338892), (1128, 282410), (1240, 256902), (1410, 225928), (1457, 218640), (1488, 214085), (1822, 174840), (1860, 171268), (1880, 169446), (2256, 141205), (2480, 128451), (2733, 116560), (2820, 112964), (2914, 109320), (3644, 87420), (3720, 85634), (3760, 84723), (4371, 72880), (4555, 69936), (5466, 58280), (5640, 56482), (5828, 54660), (7285, 43728), (7288, 43710), (7440, 42817), (8742, 36440), (9110, 34968), (10932, 29140), (11280, 28241), (11656, 27330), (13665, 23312), (14570, 21864), (14576, 21855), (17484, 18220)]