142107420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1531}}^1$

素因数の和:1580

約数の個数: 192

約数和(自身を含む): 518870016

約数和(自身を除く): 376762596

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 17, 20, 21, 26, 28, 30, 34, 35, 39, 42, 51, 52, 60, 65, 68, 70, 78, 84, 85, 91, 102, 105, 119, 130, 140, 156, 170, 182, 195, 204, 210, 221, 238, 255, 260, 273, 340, 357, 364, 390, 420, 442, 455, 476, 510, 546, 595, 663, 714, 780, 884, 910, 1020, 1092, 1105, 1190, 1326, 1365, 1428, 1531, 1547, 1785, 1820, 2210, 2380, 2652, 2730, 3062, 3094, 3315, 3570, 4420, 4593, 4641, 5460, 6124, 6188, 6630, 7140, 7655, 7735, 9186, 9282, 10717, 13260, 15310, 15470, 18372, 18564, 19903, 21434, 22965, 23205, 26027, 30620, 30940, 32151, 39806, 42868, 45930, 46410, 52054, 53585, 59709, 64302, 78081, 79612, 91860, 92820, 99515, 104108, 107170, 119418, 128604, 130135, 139321, 156162, 160755, 182189, 199030, 214340, 238836, 260270, 278642, 298545, 312324, 321510, 338351, 364378, 390405, 398060, 417963, 520540, 546567, 557284, 597090, 643020, 676702, 696605, 728756, 780810, 835926, 910945, 1015053, 1093134, 1194180, 1353404, 1393210, 1561620, 1671852, 1691755, 1821890, 2030106, 2089815, 2186268, 2368457, 2732835, 2786420, 3383510, 3643780, 4060212, 4179630, 4736914, 5075265, 5465670, 6767020, 7105371, 8359260, 9473828, 10150530, 10931340, 11842285, 14210742, 20301060, 23684570, 28421484, 35526855, 47369140, 71053710, 142107420]

約数ペア:

[(1, 142107420), (2, 71053710), (3, 47369140), (4, 35526855), (5, 28421484), (6, 23684570), (7, 20301060), (10, 14210742), (12, 11842285), (13, 10931340), (14, 10150530), (15, 9473828), (17, 8359260), (20, 7105371), (21, 6767020), (26, 5465670), (28, 5075265), (30, 4736914), (34, 4179630), (35, 4060212), (39, 3643780), (42, 3383510), (51, 2786420), (52, 2732835), (60, 2368457), (65, 2186268), (68, 2089815), (70, 2030106), (78, 1821890), (84, 1691755), (85, 1671852), (91, 1561620), (102, 1393210), (105, 1353404), (119, 1194180), (130, 1093134), (140, 1015053), (156, 910945), (170, 835926), (182, 780810), (195, 728756), (204, 696605), (210, 676702), (221, 643020), (238, 597090), (255, 557284), (260, 546567), (273, 520540), (340, 417963), (357, 398060), (364, 390405), (390, 364378), (420, 338351), (442, 321510), (455, 312324), (476, 298545), (510, 278642), (546, 260270), (595, 238836), (663, 214340), (714, 199030), (780, 182189), (884, 160755), (910, 156162), (1020, 139321), (1092, 130135), (1105, 128604), (1190, 119418), (1326, 107170), (1365, 104108), (1428, 99515), (1531, 92820), (1547, 91860), (1785, 79612), (1820, 78081), (2210, 64302), (2380, 59709), (2652, 53585), (2730, 52054), (3062, 46410), (3094, 45930), (3315, 42868), (3570, 39806), (4420, 32151), (4593, 30940), (4641, 30620), (5460, 26027), (6124, 23205), (6188, 22965), (6630, 21434), (7140, 19903), (7655, 18564), (7735, 18372), (9186, 15470), (9282, 15310), (10717, 13260)]