69490980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{521}}^1$

素因数の和:571

約数の個数: 192

約数和(自身を含む): 245548800

約数和(自身を除く): 176057820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 27, 30, 36, 38, 39, 45, 52, 54, 57, 60, 65, 76, 78, 90, 95, 108, 114, 117, 130, 135, 156, 171, 180, 190, 195, 228, 234, 247, 260, 270, 285, 342, 351, 380, 390, 468, 494, 513, 521, 540, 570, 585, 684, 702, 741, 780, 855, 988, 1026, 1042, 1140, 1170, 1235, 1404, 1482, 1563, 1710, 1755, 2052, 2084, 2223, 2340, 2470, 2565, 2605, 2964, 3126, 3420, 3510, 3705, 4446, 4689, 4940, 5130, 5210, 6252, 6669, 6773, 7020, 7410, 7815, 8892, 9378, 9899, 10260, 10420, 11115, 13338, 13546, 14067, 14820, 15630, 18756, 19798, 20319, 22230, 23445, 26676, 27092, 28134, 29697, 31260, 33345, 33865, 39596, 40638, 44460, 46890, 49495, 56268, 59394, 60957, 66690, 67730, 70335, 81276, 89091, 93780, 98990, 101595, 118788, 121914, 128687, 133380, 135460, 140670, 148485, 178182, 182871, 197980, 203190, 243828, 257374, 267273, 281340, 296970, 304785, 356364, 365742, 386061, 406380, 445455, 514748, 534546, 593940, 609570, 643435, 731484, 772122, 890910, 914355, 1069092, 1158183, 1219140, 1286870, 1336365, 1544244, 1781820, 1828710, 1930305, 2316366, 2573740, 2672730, 3474549, 3657420, 3860610, 4632732, 5345460, 5790915, 6949098, 7721220, 11581830, 13898196, 17372745, 23163660, 34745490, 69490980]

約数ペア:

[(1, 69490980), (2, 34745490), (3, 23163660), (4, 17372745), (5, 13898196), (6, 11581830), (9, 7721220), (10, 6949098), (12, 5790915), (13, 5345460), (15, 4632732), (18, 3860610), (19, 3657420), (20, 3474549), (26, 2672730), (27, 2573740), (30, 2316366), (36, 1930305), (38, 1828710), (39, 1781820), (45, 1544244), (52, 1336365), (54, 1286870), (57, 1219140), (60, 1158183), (65, 1069092), (76, 914355), (78, 890910), (90, 772122), (95, 731484), (108, 643435), (114, 609570), (117, 593940), (130, 534546), (135, 514748), (156, 445455), (171, 406380), (180, 386061), (190, 365742), (195, 356364), (228, 304785), (234, 296970), (247, 281340), (260, 267273), (270, 257374), (285, 243828), (342, 203190), (351, 197980), (380, 182871), (390, 178182), (468, 148485), (494, 140670), (513, 135460), (521, 133380), (540, 128687), (570, 121914), (585, 118788), (684, 101595), (702, 98990), (741, 93780), (780, 89091), (855, 81276), (988, 70335), (1026, 67730), (1042, 66690), (1140, 60957), (1170, 59394), (1235, 56268), (1404, 49495), (1482, 46890), (1563, 44460), (1710, 40638), (1755, 39596), (2052, 33865), (2084, 33345), (2223, 31260), (2340, 29697), (2470, 28134), (2565, 27092), (2605, 26676), (2964, 23445), (3126, 22230), (3420, 20319), (3510, 19798), (3705, 18756), (4446, 15630), (4689, 14820), (4940, 14067), (5130, 13546), (5210, 13338), (6252, 11115), (6669, 10420), (6773, 10260), (7020, 9899), (7410, 9378), (7815, 8892)]