308266980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:378

約数の個数: 192

約数和(自身を含む): 1029611520

約数和(自身を除く): 721344540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 42, 60, 70, 74, 83, 84, 105, 111, 140, 148, 166, 185, 210, 222, 239, 249, 259, 332, 370, 415, 420, 444, 478, 498, 518, 555, 581, 717, 740, 777, 830, 956, 996, 1036, 1110, 1162, 1195, 1245, 1295, 1434, 1554, 1660, 1673, 1743, 2220, 2324, 2390, 2490, 2590, 2868, 2905, 3071, 3108, 3346, 3486, 3585, 3885, 4780, 4980, 5019, 5180, 5810, 6142, 6692, 6972, 7170, 7770, 8365, 8715, 8843, 9213, 10038, 11620, 12284, 14340, 15355, 15540, 16730, 17430, 17686, 18426, 19837, 20076, 21497, 25095, 26529, 30710, 33460, 34860, 35372, 36852, 39674, 42994, 44215, 46065, 50190, 53058, 59511, 61420, 61901, 64491, 79348, 85988, 88430, 92130, 99185, 100380, 106116, 107485, 119022, 123802, 128982, 132645, 138859, 176860, 184260, 185703, 198370, 214970, 238044, 247604, 257964, 265290, 277718, 297555, 309505, 322455, 371406, 396740, 416577, 429940, 530580, 555436, 595110, 619010, 644910, 694295, 733969, 742812, 833154, 928515, 1190220, 1238020, 1289820, 1388590, 1467938, 1666308, 1857030, 2082885, 2201907, 2777180, 2935876, 3669845, 3714060, 4165770, 4403814, 5137783, 7339690, 8331540, 8807628, 10275566, 11009535, 14679380, 15413349, 20551132, 22019070, 25688915, 30826698, 44038140, 51377830, 61653396, 77066745, 102755660, 154133490, 308266980]

約数ペア:

[(1, 308266980), (2, 154133490), (3, 102755660), (4, 77066745), (5, 61653396), (6, 51377830), (7, 44038140), (10, 30826698), (12, 25688915), (14, 22019070), (15, 20551132), (20, 15413349), (21, 14679380), (28, 11009535), (30, 10275566), (35, 8807628), (37, 8331540), (42, 7339690), (60, 5137783), (70, 4403814), (74, 4165770), (83, 3714060), (84, 3669845), (105, 2935876), (111, 2777180), (140, 2201907), (148, 2082885), (166, 1857030), (185, 1666308), (210, 1467938), (222, 1388590), (239, 1289820), (249, 1238020), (259, 1190220), (332, 928515), (370, 833154), (415, 742812), (420, 733969), (444, 694295), (478, 644910), (498, 619010), (518, 595110), (555, 555436), (581, 530580), (717, 429940), (740, 416577), (777, 396740), (830, 371406), (956, 322455), (996, 309505), (1036, 297555), (1110, 277718), (1162, 265290), (1195, 257964), (1245, 247604), (1295, 238044), (1434, 214970), (1554, 198370), (1660, 185703), (1673, 184260), (1743, 176860), (2220, 138859), (2324, 132645), (2390, 128982), (2490, 123802), (2590, 119022), (2868, 107485), (2905, 106116), (3071, 100380), (3108, 99185), (3346, 92130), (3486, 88430), (3585, 85988), (3885, 79348), (4780, 64491), (4980, 61901), (5019, 61420), (5180, 59511), (5810, 53058), (6142, 50190), (6692, 46065), (6972, 44215), (7170, 42994), (7770, 39674), (8365, 36852), (8715, 35372), (8843, 34860), (9213, 33460), (10038, 30710), (11620, 26529), (12284, 25095), (14340, 21497), (15355, 20076), (15540, 19837), (16730, 18426), (17430, 17686)]