248298840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1171}}^1$

素因数の和:1238

約数の個数: 192

約数和(自身を含む): 877593600

約数和(自身を除く): 629294760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 31, 36, 38, 40, 45, 57, 60, 62, 72, 76, 90, 93, 95, 114, 120, 124, 152, 155, 171, 180, 186, 190, 228, 248, 279, 285, 310, 342, 360, 372, 380, 456, 465, 558, 570, 589, 620, 684, 744, 760, 855, 930, 1116, 1140, 1171, 1178, 1240, 1368, 1395, 1710, 1767, 1860, 2232, 2280, 2342, 2356, 2790, 2945, 3420, 3513, 3534, 3720, 4684, 4712, 5301, 5580, 5855, 5890, 6840, 7026, 7068, 8835, 9368, 10539, 10602, 11160, 11710, 11780, 14052, 14136, 17565, 17670, 21078, 21204, 22249, 23420, 23560, 26505, 28104, 35130, 35340, 36301, 42156, 42408, 44498, 46840, 52695, 53010, 66747, 70260, 70680, 72602, 84312, 88996, 105390, 106020, 108903, 111245, 133494, 140520, 145204, 177992, 181505, 200241, 210780, 212040, 217806, 222490, 266988, 290408, 326709, 333735, 363010, 400482, 421560, 435612, 444980, 533976, 544515, 653418, 667470, 689719, 726020, 800964, 871224, 889960, 1001205, 1089030, 1306836, 1334940, 1379438, 1452040, 1601928, 1633545, 2002410, 2069157, 2178060, 2613672, 2669880, 2758876, 3267090, 3448595, 4004820, 4138314, 4356120, 5517752, 6207471, 6534180, 6897190, 8009640, 8276628, 10345785, 12414942, 13068360, 13794380, 16553256, 20691570, 24829884, 27588760, 31037355, 41383140, 49659768, 62074710, 82766280, 124149420, 248298840]

約数ペア:

[(1, 248298840), (2, 124149420), (3, 82766280), (4, 62074710), (5, 49659768), (6, 41383140), (8, 31037355), (9, 27588760), (10, 24829884), (12, 20691570), (15, 16553256), (18, 13794380), (19, 13068360), (20, 12414942), (24, 10345785), (30, 8276628), (31, 8009640), (36, 6897190), (38, 6534180), (40, 6207471), (45, 5517752), (57, 4356120), (60, 4138314), (62, 4004820), (72, 3448595), (76, 3267090), (90, 2758876), (93, 2669880), (95, 2613672), (114, 2178060), (120, 2069157), (124, 2002410), (152, 1633545), (155, 1601928), (171, 1452040), (180, 1379438), (186, 1334940), (190, 1306836), (228, 1089030), (248, 1001205), (279, 889960), (285, 871224), (310, 800964), (342, 726020), (360, 689719), (372, 667470), (380, 653418), (456, 544515), (465, 533976), (558, 444980), (570, 435612), (589, 421560), (620, 400482), (684, 363010), (744, 333735), (760, 326709), (855, 290408), (930, 266988), (1116, 222490), (1140, 217806), (1171, 212040), (1178, 210780), (1240, 200241), (1368, 181505), (1395, 177992), (1710, 145204), (1767, 140520), (1860, 133494), (2232, 111245), (2280, 108903), (2342, 106020), (2356, 105390), (2790, 88996), (2945, 84312), (3420, 72602), (3513, 70680), (3534, 70260), (3720, 66747), (4684, 53010), (4712, 52695), (5301, 46840), (5580, 44498), (5855, 42408), (5890, 42156), (6840, 36301), (7026, 35340), (7068, 35130), (8835, 28104), (9368, 26505), (10539, 23560), (10602, 23420), (11160, 22249), (11710, 21204), (11780, 21078), (14052, 17670), (14136, 17565)]