618883720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{227}}^1$

素因数の和:372

約数の個数: 192

約数和(自身を含む): 1768495680

約数和(自身を除く): 1149611960

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 104, 107, 130, 140, 182, 196, 214, 227, 245, 260, 280, 364, 392, 428, 454, 455, 490, 520, 535, 637, 728, 749, 856, 908, 910, 980, 1070, 1135, 1274, 1391, 1498, 1589, 1816, 1820, 1960, 2140, 2270, 2548, 2782, 2951, 2996, 3178, 3185, 3640, 3745, 4280, 4540, 5096, 5243, 5564, 5902, 5992, 6356, 6370, 6955, 7490, 7945, 9080, 9737, 10486, 11123, 11128, 11804, 12712, 12740, 13910, 14755, 14980, 15890, 19474, 20657, 20972, 22246, 23608, 24289, 25480, 26215, 27820, 29510, 29960, 31780, 38948, 41314, 41944, 44492, 48578, 48685, 52430, 55615, 55640, 59020, 63560, 68159, 77896, 82628, 88984, 97156, 97370, 103285, 104860, 111230, 118040, 121445, 136318, 144599, 165256, 170023, 194312, 194740, 206570, 209720, 222460, 242890, 272636, 289198, 315757, 340046, 340795, 389480, 413140, 444920, 485780, 545272, 578396, 631514, 680092, 681590, 722995, 826280, 850115, 971560, 1156792, 1190161, 1263028, 1360184, 1363180, 1445990, 1578785, 1700230, 2210299, 2380322, 2526056, 2726360, 2891980, 3157570, 3400460, 4420598, 4760644, 5783960, 5950805, 6315140, 6800920, 8841196, 9521288, 11051495, 11901610, 12630280, 15472093, 17682392, 22102990, 23803220, 30944186, 44205980, 47606440, 61888372, 77360465, 88411960, 123776744, 154720930, 309441860, 618883720]

約数ペア:

[(1, 618883720), (2, 309441860), (4, 154720930), (5, 123776744), (7, 88411960), (8, 77360465), (10, 61888372), (13, 47606440), (14, 44205980), (20, 30944186), (26, 23803220), (28, 22102990), (35, 17682392), (40, 15472093), (49, 12630280), (52, 11901610), (56, 11051495), (65, 9521288), (70, 8841196), (91, 6800920), (98, 6315140), (104, 5950805), (107, 5783960), (130, 4760644), (140, 4420598), (182, 3400460), (196, 3157570), (214, 2891980), (227, 2726360), (245, 2526056), (260, 2380322), (280, 2210299), (364, 1700230), (392, 1578785), (428, 1445990), (454, 1363180), (455, 1360184), (490, 1263028), (520, 1190161), (535, 1156792), (637, 971560), (728, 850115), (749, 826280), (856, 722995), (908, 681590), (910, 680092), (980, 631514), (1070, 578396), (1135, 545272), (1274, 485780), (1391, 444920), (1498, 413140), (1589, 389480), (1816, 340795), (1820, 340046), (1960, 315757), (2140, 289198), (2270, 272636), (2548, 242890), (2782, 222460), (2951, 209720), (2996, 206570), (3178, 194740), (3185, 194312), (3640, 170023), (3745, 165256), (4280, 144599), (4540, 136318), (5096, 121445), (5243, 118040), (5564, 111230), (5902, 104860), (5992, 103285), (6356, 97370), (6370, 97156), (6955, 88984), (7490, 82628), (7945, 77896), (9080, 68159), (9737, 63560), (10486, 59020), (11123, 55640), (11128, 55615), (11804, 52430), (12712, 48685), (12740, 48578), (13910, 44492), (14755, 41944), (14980, 41314), (15890, 38948), (19474, 31780), (20657, 29960), (20972, 29510), (22246, 27820), (23608, 26215), (24289, 25480)]