56117880

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{571}}^1$

素因数の和:611

約数の個数: 256

約数和(自身を含む): 230630400

約数和(自身を除く): 174512520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 27, 28, 30, 35, 36, 39, 40, 42, 45, 52, 54, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 108, 117, 120, 126, 130, 135, 140, 156, 168, 180, 182, 189, 195, 210, 216, 234, 252, 260, 270, 273, 280, 312, 315, 351, 360, 364, 378, 390, 420, 455, 468, 504, 520, 540, 546, 571, 585, 630, 702, 728, 756, 780, 819, 840, 910, 936, 945, 1080, 1092, 1142, 1170, 1260, 1365, 1404, 1512, 1560, 1638, 1713, 1755, 1820, 1890, 2184, 2284, 2340, 2457, 2520, 2730, 2808, 2855, 3276, 3426, 3510, 3640, 3780, 3997, 4095, 4568, 4680, 4914, 5139, 5460, 5710, 6552, 6852, 7020, 7423, 7560, 7994, 8190, 8565, 9828, 10278, 10920, 11420, 11991, 12285, 13704, 14040, 14846, 15417, 15988, 16380, 17130, 19656, 19985, 20556, 22269, 22840, 23982, 24570, 25695, 29692, 30834, 31976, 32760, 34260, 35973, 37115, 39970, 41112, 44538, 47964, 49140, 51390, 51961, 59384, 59955, 61668, 66807, 68520, 71946, 74230, 77085, 79940, 89076, 95928, 98280, 102780, 103922, 107919, 111345, 119910, 123336, 133614, 143892, 148460, 154170, 155883, 159880, 178152, 179865, 200421, 205560, 207844, 215838, 222690, 239820, 259805, 267228, 287784, 296920, 308340, 311766, 334035, 359730, 400842, 415688, 431676, 445380, 467649, 479640, 519610, 534456, 539595, 616680, 623532, 668070, 719460, 779415, 801684, 863352, 890760, 935298, 1002105, 1039220, 1079190, 1247064, 1336140, 1402947, 1438920, 1558830, 1603368, 1870596, 2004210, 2078440, 2158380, 2338245, 2672280, 2805894, 3117660, 3741192, 4008420, 4316760, 4676490, 5611788, 6235320, 7014735, 8016840, 9352980, 11223576, 14029470, 18705960, 28058940, 56117880]

約数ペア:

[(1, 56117880), (2, 28058940), (3, 18705960), (4, 14029470), (5, 11223576), (6, 9352980), (7, 8016840), (8, 7014735), (9, 6235320), (10, 5611788), (12, 4676490), (13, 4316760), (14, 4008420), (15, 3741192), (18, 3117660), (20, 2805894), (21, 2672280), (24, 2338245), (26, 2158380), (27, 2078440), (28, 2004210), (30, 1870596), (35, 1603368), (36, 1558830), (39, 1438920), (40, 1402947), (42, 1336140), (45, 1247064), (52, 1079190), (54, 1039220), (56, 1002105), (60, 935298), (63, 890760), (65, 863352), (70, 801684), (72, 779415), (78, 719460), (84, 668070), (90, 623532), (91, 616680), (104, 539595), (105, 534456), (108, 519610), (117, 479640), (120, 467649), (126, 445380), (130, 431676), (135, 415688), (140, 400842), (156, 359730), (168, 334035), (180, 311766), (182, 308340), (189, 296920), (195, 287784), (210, 267228), (216, 259805), (234, 239820), (252, 222690), (260, 215838), (270, 207844), (273, 205560), (280, 200421), (312, 179865), (315, 178152), (351, 159880), (360, 155883), (364, 154170), (378, 148460), (390, 143892), (420, 133614), (455, 123336), (468, 119910), (504, 111345), (520, 107919), (540, 103922), (546, 102780), (571, 98280), (585, 95928), (630, 89076), (702, 79940), (728, 77085), (756, 74230), (780, 71946), (819, 68520), (840, 66807), (910, 61668), (936, 59955), (945, 59384), (1080, 51961), (1092, 51390), (1142, 49140), (1170, 47964), (1260, 44538), (1365, 41112), (1404, 39970), (1512, 37115), (1560, 35973), (1638, 34260), (1713, 32760), (1755, 31976), (1820, 30834), (1890, 29692), (2184, 25695), (2284, 24570), (2340, 23982), (2457, 22840), (2520, 22269), (2730, 20556), (2808, 19985), (2855, 19656), (3276, 17130), (3426, 16380), (3510, 15988), (3640, 15417), (3780, 14846), (3997, 14040), (4095, 13704), (4568, 12285), (4680, 11991), (4914, 11420), (5139, 10920), (5460, 10278), (5710, 9828), (6552, 8565), (6852, 8190), (7020, 7994), (7423, 7560)]