78419460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:386

約数の個数: 192

約数和(自身を含む): 273530880

約数和(自身を除く): 195111420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 31, 35, 38, 42, 57, 60, 62, 70, 76, 84, 93, 95, 105, 114, 124, 133, 140, 155, 186, 190, 210, 217, 228, 266, 285, 310, 317, 372, 380, 399, 420, 434, 465, 532, 570, 589, 620, 634, 651, 665, 798, 868, 930, 951, 1085, 1140, 1178, 1268, 1302, 1330, 1585, 1596, 1767, 1860, 1902, 1995, 2170, 2219, 2356, 2604, 2660, 2945, 3170, 3255, 3534, 3804, 3990, 4123, 4340, 4438, 4755, 5890, 6023, 6340, 6510, 6657, 7068, 7980, 8246, 8835, 8876, 9510, 9827, 11095, 11780, 12046, 12369, 13020, 13314, 16492, 17670, 18069, 19020, 19654, 20615, 22190, 24092, 24738, 26628, 29481, 30115, 33285, 35340, 36138, 39308, 41230, 42161, 44380, 49135, 49476, 58962, 60230, 61845, 66570, 68789, 72276, 82460, 84322, 90345, 98270, 117924, 120460, 123690, 126483, 133140, 137578, 147405, 168644, 180690, 186713, 196540, 206367, 210805, 247380, 252966, 275156, 294810, 343945, 361380, 373426, 412734, 421610, 505932, 560139, 589620, 632415, 687890, 746852, 825468, 843220, 933565, 1031835, 1120278, 1264830, 1306991, 1375780, 1867130, 2063670, 2240556, 2529660, 2613982, 2800695, 3734260, 3920973, 4127340, 5227964, 5601390, 6534955, 7841946, 11202780, 13069910, 15683892, 19604865, 26139820, 39209730, 78419460]

約数ペア:

[(1, 78419460), (2, 39209730), (3, 26139820), (4, 19604865), (5, 15683892), (6, 13069910), (7, 11202780), (10, 7841946), (12, 6534955), (14, 5601390), (15, 5227964), (19, 4127340), (20, 3920973), (21, 3734260), (28, 2800695), (30, 2613982), (31, 2529660), (35, 2240556), (38, 2063670), (42, 1867130), (57, 1375780), (60, 1306991), (62, 1264830), (70, 1120278), (76, 1031835), (84, 933565), (93, 843220), (95, 825468), (105, 746852), (114, 687890), (124, 632415), (133, 589620), (140, 560139), (155, 505932), (186, 421610), (190, 412734), (210, 373426), (217, 361380), (228, 343945), (266, 294810), (285, 275156), (310, 252966), (317, 247380), (372, 210805), (380, 206367), (399, 196540), (420, 186713), (434, 180690), (465, 168644), (532, 147405), (570, 137578), (589, 133140), (620, 126483), (634, 123690), (651, 120460), (665, 117924), (798, 98270), (868, 90345), (930, 84322), (951, 82460), (1085, 72276), (1140, 68789), (1178, 66570), (1268, 61845), (1302, 60230), (1330, 58962), (1585, 49476), (1596, 49135), (1767, 44380), (1860, 42161), (1902, 41230), (1995, 39308), (2170, 36138), (2219, 35340), (2356, 33285), (2604, 30115), (2660, 29481), (2945, 26628), (3170, 24738), (3255, 24092), (3534, 22190), (3804, 20615), (3990, 19654), (4123, 19020), (4340, 18069), (4438, 17670), (4755, 16492), (5890, 13314), (6023, 13020), (6340, 12369), (6510, 12046), (6657, 11780), (7068, 11095), (7980, 9827), (8246, 9510), (8835, 8876)]