201945920

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{557}}^1$

素因数の和:688

約数の個数: 112

約数和(自身を含む): 530644608

約数和(自身を除く): 328698688

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 103, 110, 160, 176, 206, 220, 320, 352, 412, 440, 515, 557, 704, 824, 880, 1030, 1114, 1133, 1648, 1760, 2060, 2228, 2266, 2785, 3296, 3520, 4120, 4456, 4532, 5570, 5665, 6127, 6592, 8240, 8912, 9064, 11140, 11330, 12254, 16480, 17824, 18128, 22280, 22660, 24508, 30635, 32960, 35648, 36256, 44560, 45320, 49016, 57371, 61270, 72512, 89120, 90640, 98032, 114742, 122540, 178240, 181280, 196064, 229484, 245080, 286855, 362560, 392128, 458968, 490160, 573710, 631081, 917936, 980320, 1147420, 1262162, 1835872, 1960640, 2294840, 2524324, 3155405, 3671744, 4589680, 5048648, 6310810, 9179360, 10097296, 12621620, 18358720, 20194592, 25243240, 40389184, 50486480, 100972960, 201945920]

約数ペア:

[(1, 201945920), (2, 100972960), (4, 50486480), (5, 40389184), (8, 25243240), (10, 20194592), (11, 18358720), (16, 12621620), (20, 10097296), (22, 9179360), (32, 6310810), (40, 5048648), (44, 4589680), (55, 3671744), (64, 3155405), (80, 2524324), (88, 2294840), (103, 1960640), (110, 1835872), (160, 1262162), (176, 1147420), (206, 980320), (220, 917936), (320, 631081), (352, 573710), (412, 490160), (440, 458968), (515, 392128), (557, 362560), (704, 286855), (824, 245080), (880, 229484), (1030, 196064), (1114, 181280), (1133, 178240), (1648, 122540), (1760, 114742), (2060, 98032), (2228, 90640), (2266, 89120), (2785, 72512), (3296, 61270), (3520, 57371), (4120, 49016), (4456, 45320), (4532, 44560), (5570, 36256), (5665, 35648), (6127, 32960), (6592, 30635), (8240, 24508), (8912, 22660), (9064, 22280), (11140, 18128), (11330, 17824), (12254, 16480)]