254239020

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{653}}^1$

素因数の和:781

約数の個数: 192

約数和(自身を含む): 914135040

約数和(自身を除く): 659896020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 103, 105, 108, 126, 135, 140, 180, 189, 206, 210, 252, 270, 309, 315, 378, 412, 420, 515, 540, 618, 630, 653, 721, 756, 927, 945, 1030, 1236, 1260, 1306, 1442, 1545, 1854, 1890, 1959, 2060, 2163, 2612, 2781, 2884, 3090, 3265, 3605, 3708, 3780, 3918, 4326, 4571, 4635, 5562, 5877, 6180, 6489, 6530, 7210, 7836, 8652, 9142, 9270, 9795, 10815, 11124, 11754, 12978, 13060, 13713, 13905, 14420, 17631, 18284, 18540, 19467, 19590, 21630, 22855, 23508, 25956, 27426, 27810, 29385, 32445, 35262, 38934, 39180, 41139, 43260, 45710, 54852, 55620, 58770, 64890, 67259, 68565, 70524, 77868, 82278, 88155, 91420, 97335, 117540, 123417, 129780, 134518, 137130, 164556, 176310, 194670, 201777, 205695, 246834, 269036, 274260, 336295, 352620, 389340, 403554, 411390, 470813, 493668, 605331, 617085, 672590, 807108, 822780, 941626, 1008885, 1210662, 1234170, 1345180, 1412439, 1815993, 1883252, 2017770, 2354065, 2421324, 2468340, 2824878, 3026655, 3631986, 4035540, 4237317, 4708130, 5649756, 6053310, 7062195, 7263972, 8474634, 9079965, 9416260, 12106620, 12711951, 14124390, 16949268, 18159930, 21186585, 25423902, 28248780, 36319860, 42373170, 50847804, 63559755, 84746340, 127119510, 254239020]

約数ペア:

[(1, 254239020), (2, 127119510), (3, 84746340), (4, 63559755), (5, 50847804), (6, 42373170), (7, 36319860), (9, 28248780), (10, 25423902), (12, 21186585), (14, 18159930), (15, 16949268), (18, 14124390), (20, 12711951), (21, 12106620), (27, 9416260), (28, 9079965), (30, 8474634), (35, 7263972), (36, 7062195), (42, 6053310), (45, 5649756), (54, 4708130), (60, 4237317), (63, 4035540), (70, 3631986), (84, 3026655), (90, 2824878), (103, 2468340), (105, 2421324), (108, 2354065), (126, 2017770), (135, 1883252), (140, 1815993), (180, 1412439), (189, 1345180), (206, 1234170), (210, 1210662), (252, 1008885), (270, 941626), (309, 822780), (315, 807108), (378, 672590), (412, 617085), (420, 605331), (515, 493668), (540, 470813), (618, 411390), (630, 403554), (653, 389340), (721, 352620), (756, 336295), (927, 274260), (945, 269036), (1030, 246834), (1236, 205695), (1260, 201777), (1306, 194670), (1442, 176310), (1545, 164556), (1854, 137130), (1890, 134518), (1959, 129780), (2060, 123417), (2163, 117540), (2612, 97335), (2781, 91420), (2884, 88155), (3090, 82278), (3265, 77868), (3605, 70524), (3708, 68565), (3780, 67259), (3918, 64890), (4326, 58770), (4571, 55620), (4635, 54852), (5562, 45710), (5877, 43260), (6180, 41139), (6489, 39180), (6530, 38934), (7210, 35262), (7836, 32445), (8652, 29385), (9142, 27810), (9270, 27426), (9795, 25956), (10815, 23508), (11124, 22855), (11754, 21630), (12978, 19590), (13060, 19467), (13713, 18540), (13905, 18284), (14420, 17631)]