74320020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{701}}^1$

素因数の和:766

約数の個数: 144

約数和(自身を含む): 245306880

約数和(自身を除く): 170986860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 31, 36, 38, 45, 57, 60, 62, 76, 90, 93, 95, 114, 124, 155, 171, 180, 186, 190, 228, 279, 285, 310, 342, 372, 380, 465, 558, 570, 589, 620, 684, 701, 855, 930, 1116, 1140, 1178, 1395, 1402, 1710, 1767, 1860, 2103, 2356, 2790, 2804, 2945, 3420, 3505, 3534, 4206, 5301, 5580, 5890, 6309, 7010, 7068, 8412, 8835, 10515, 10602, 11780, 12618, 13319, 14020, 17670, 21030, 21204, 21731, 25236, 26505, 26638, 31545, 35340, 39957, 42060, 43462, 53010, 53276, 63090, 65193, 66595, 79914, 86924, 106020, 108655, 119871, 126180, 130386, 133190, 159828, 195579, 199785, 217310, 239742, 260772, 266380, 325965, 391158, 399570, 412889, 434620, 479484, 599355, 651930, 782316, 799140, 825778, 977895, 1198710, 1238667, 1303860, 1651556, 1955790, 2064445, 2397420, 2477334, 3716001, 3911580, 4128890, 4954668, 6193335, 7432002, 8257780, 12386670, 14864004, 18580005, 24773340, 37160010, 74320020]

約数ペア:

[(1, 74320020), (2, 37160010), (3, 24773340), (4, 18580005), (5, 14864004), (6, 12386670), (9, 8257780), (10, 7432002), (12, 6193335), (15, 4954668), (18, 4128890), (19, 3911580), (20, 3716001), (30, 2477334), (31, 2397420), (36, 2064445), (38, 1955790), (45, 1651556), (57, 1303860), (60, 1238667), (62, 1198710), (76, 977895), (90, 825778), (93, 799140), (95, 782316), (114, 651930), (124, 599355), (155, 479484), (171, 434620), (180, 412889), (186, 399570), (190, 391158), (228, 325965), (279, 266380), (285, 260772), (310, 239742), (342, 217310), (372, 199785), (380, 195579), (465, 159828), (558, 133190), (570, 130386), (589, 126180), (620, 119871), (684, 108655), (701, 106020), (855, 86924), (930, 79914), (1116, 66595), (1140, 65193), (1178, 63090), (1395, 53276), (1402, 53010), (1710, 43462), (1767, 42060), (1860, 39957), (2103, 35340), (2356, 31545), (2790, 26638), (2804, 26505), (2945, 25236), (3420, 21731), (3505, 21204), (3534, 21030), (4206, 17670), (5301, 14020), (5580, 13319), (5890, 12618), (6309, 11780), (7010, 10602), (7068, 10515), (8412, 8835)]