720822060

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{2111}}^1$

素因数の和:2404

約数の個数: 144

約数和(自身を含む): 2509258752

約数和(自身を除く): 1788436692

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 271, 315, 420, 542, 630, 813, 1084, 1260, 1355, 1626, 1897, 2111, 2439, 2710, 3252, 3794, 4065, 4222, 4878, 5420, 5691, 6333, 7588, 8130, 8444, 9485, 9756, 10555, 11382, 12195, 12666, 14777, 16260, 17073, 18970, 18999, 21110, 22764, 24390, 25332, 28455, 29554, 31665, 34146, 37940, 37998, 42220, 44331, 48780, 56910, 59108, 63330, 68292, 73885, 75996, 85365, 88662, 94995, 113820, 126660, 132993, 147770, 170730, 177324, 189990, 221655, 265986, 295540, 341460, 379980, 443310, 531972, 572081, 664965, 886620, 1144162, 1329930, 1716243, 2288324, 2659860, 2860405, 3432486, 4004567, 5148729, 5720810, 6864972, 8009134, 8581215, 10297458, 11441620, 12013701, 16018268, 17162430, 20022835, 20594916, 24027402, 25743645, 34324860, 36041103, 40045670, 48054804, 51487290, 60068505, 72082206, 80091340, 102974580, 120137010, 144164412, 180205515, 240274020, 360411030, 720822060]

約数ペア:

[(1, 720822060), (2, 360411030), (3, 240274020), (4, 180205515), (5, 144164412), (6, 120137010), (7, 102974580), (9, 80091340), (10, 72082206), (12, 60068505), (14, 51487290), (15, 48054804), (18, 40045670), (20, 36041103), (21, 34324860), (28, 25743645), (30, 24027402), (35, 20594916), (36, 20022835), (42, 17162430), (45, 16018268), (60, 12013701), (63, 11441620), (70, 10297458), (84, 8581215), (90, 8009134), (105, 6864972), (126, 5720810), (140, 5148729), (180, 4004567), (210, 3432486), (252, 2860405), (271, 2659860), (315, 2288324), (420, 1716243), (542, 1329930), (630, 1144162), (813, 886620), (1084, 664965), (1260, 572081), (1355, 531972), (1626, 443310), (1897, 379980), (2111, 341460), (2439, 295540), (2710, 265986), (3252, 221655), (3794, 189990), (4065, 177324), (4222, 170730), (4878, 147770), (5420, 132993), (5691, 126660), (6333, 113820), (7588, 94995), (8130, 88662), (8444, 85365), (9485, 75996), (9756, 73885), (10555, 68292), (11382, 63330), (12195, 59108), (12666, 56910), (14777, 48780), (16260, 44331), (17073, 42220), (18970, 37998), (18999, 37940), (21110, 34146), (22764, 31665), (24390, 29554), (25332, 28455)]