51016140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2131}}^1$

素因数の和:2172

約数の個数: 144

約数和(自身を含む): 186251520

約数和(自身を除く): 135235380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1710, 1995, 2131, 2394, 2660, 3420, 3990, 4262, 4788, 5985, 6393, 7980, 8524, 10655, 11970, 12786, 14917, 19179, 21310, 23940, 25572, 29834, 31965, 38358, 40489, 42620, 44751, 59668, 63930, 74585, 76716, 80978, 89502, 95895, 121467, 127860, 134253, 149170, 161956, 179004, 191790, 202445, 223755, 242934, 268506, 283423, 298340, 364401, 383580, 404890, 447510, 485868, 537012, 566846, 607335, 671265, 728802, 809780, 850269, 895020, 1133692, 1214670, 1342530, 1417115, 1457604, 1700538, 1822005, 2429340, 2550807, 2685060, 2834230, 3401076, 3644010, 4251345, 5101614, 5668460, 7288020, 8502690, 10203228, 12754035, 17005380, 25508070, 51016140]

約数ペア:

[(1, 51016140), (2, 25508070), (3, 17005380), (4, 12754035), (5, 10203228), (6, 8502690), (7, 7288020), (9, 5668460), (10, 5101614), (12, 4251345), (14, 3644010), (15, 3401076), (18, 2834230), (19, 2685060), (20, 2550807), (21, 2429340), (28, 1822005), (30, 1700538), (35, 1457604), (36, 1417115), (38, 1342530), (42, 1214670), (45, 1133692), (57, 895020), (60, 850269), (63, 809780), (70, 728802), (76, 671265), (84, 607335), (90, 566846), (95, 537012), (105, 485868), (114, 447510), (126, 404890), (133, 383580), (140, 364401), (171, 298340), (180, 283423), (190, 268506), (210, 242934), (228, 223755), (252, 202445), (266, 191790), (285, 179004), (315, 161956), (342, 149170), (380, 134253), (399, 127860), (420, 121467), (532, 95895), (570, 89502), (630, 80978), (665, 76716), (684, 74585), (798, 63930), (855, 59668), (1140, 44751), (1197, 42620), (1260, 40489), (1330, 38358), (1596, 31965), (1710, 29834), (1995, 25572), (2131, 23940), (2394, 21310), (2660, 19179), (3420, 14917), (3990, 12786), (4262, 11970), (4788, 10655), (5985, 8524), (6393, 7980)]