2012388420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{599}}^1$

素因数の和:1058

約数の個数: 192

約数和(自身を含む): 6806016000

約数和(自身を除く): 4793627580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 421, 532, 570, 599, 665, 798, 842, 1140, 1198, 1263, 1330, 1596, 1684, 1797, 1995, 2105, 2396, 2526, 2660, 2947, 2995, 3594, 3990, 4193, 4210, 5052, 5894, 5990, 6315, 7188, 7980, 7999, 8386, 8420, 8841, 8985, 11381, 11788, 11980, 12579, 12630, 14735, 15998, 16772, 17682, 17970, 20965, 22762, 23997, 25158, 25260, 29470, 31996, 34143, 35364, 35940, 39995, 41930, 44205, 45524, 47994, 50316, 55993, 56905, 58940, 62895, 68286, 79667, 79990, 83860, 88410, 95988, 111986, 113810, 119985, 125790, 136572, 159334, 159980, 167979, 170715, 176820, 223972, 227620, 239001, 239970, 251580, 252179, 279965, 318668, 335958, 341430, 398335, 478002, 479940, 504358, 559930, 671916, 682860, 756537, 796670, 839895, 956004, 1008716, 1119860, 1195005, 1260895, 1513074, 1593340, 1679790, 1765253, 2390010, 2521790, 3026148, 3359580, 3530506, 3782685, 4780020, 4791401, 5043580, 5295759, 7061012, 7565370, 8826265, 9582802, 10591518, 14374203, 15130740, 17652530, 19165604, 21183036, 23957005, 26478795, 28748406, 33539807, 35305060, 47914010, 52957590, 57496812, 67079614, 71871015, 95828020, 100619421, 105915180, 134159228, 143742030, 167699035, 201238842, 287484060, 335398070, 402477684, 503097105, 670796140, 1006194210, 2012388420]

約数ペア:

[(1, 2012388420), (2, 1006194210), (3, 670796140), (4, 503097105), (5, 402477684), (6, 335398070), (7, 287484060), (10, 201238842), (12, 167699035), (14, 143742030), (15, 134159228), (19, 105915180), (20, 100619421), (21, 95828020), (28, 71871015), (30, 67079614), (35, 57496812), (38, 52957590), (42, 47914010), (57, 35305060), (60, 33539807), (70, 28748406), (76, 26478795), (84, 23957005), (95, 21183036), (105, 19165604), (114, 17652530), (133, 15130740), (140, 14374203), (190, 10591518), (210, 9582802), (228, 8826265), (266, 7565370), (285, 7061012), (380, 5295759), (399, 5043580), (420, 4791401), (421, 4780020), (532, 3782685), (570, 3530506), (599, 3359580), (665, 3026148), (798, 2521790), (842, 2390010), (1140, 1765253), (1198, 1679790), (1263, 1593340), (1330, 1513074), (1596, 1260895), (1684, 1195005), (1797, 1119860), (1995, 1008716), (2105, 956004), (2396, 839895), (2526, 796670), (2660, 756537), (2947, 682860), (2995, 671916), (3594, 559930), (3990, 504358), (4193, 479940), (4210, 478002), (5052, 398335), (5894, 341430), (5990, 335958), (6315, 318668), (7188, 279965), (7980, 252179), (7999, 251580), (8386, 239970), (8420, 239001), (8841, 227620), (8985, 223972), (11381, 176820), (11788, 170715), (11980, 167979), (12579, 159980), (12630, 159334), (14735, 136572), (15998, 125790), (16772, 119985), (17682, 113810), (17970, 111986), (20965, 95988), (22762, 88410), (23997, 83860), (25158, 79990), (25260, 79667), (29470, 68286), (31996, 62895), (34143, 58940), (35364, 56905), (35940, 55993), (39995, 50316), (41930, 47994), (44205, 45524)]