201945870

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{16871}}^1$

素因数の和:16910

約数の個数: 96

約数和(自身を含む): 631687680

約数和(自身を除く): 429741810

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 30, 35, 38, 42, 45, 57, 63, 70, 90, 95, 105, 114, 126, 133, 171, 190, 210, 266, 285, 315, 342, 399, 570, 630, 665, 798, 855, 1197, 1330, 1710, 1995, 2394, 3990, 5985, 11970, 16871, 33742, 50613, 84355, 101226, 118097, 151839, 168710, 236194, 253065, 303678, 320549, 354291, 506130, 590485, 641098, 708582, 759195, 961647, 1062873, 1180970, 1518390, 1602745, 1771455, 1923294, 2125746, 2243843, 2884941, 3205490, 3542910, 4487686, 4808235, 5314365, 5769882, 6731529, 9616470, 10628730, 11219215, 13463058, 14424705, 20194587, 22438430, 28849410, 33657645, 40389174, 67315290, 100972935, 201945870]

約数ペア:

[(1, 201945870), (2, 100972935), (3, 67315290), (5, 40389174), (6, 33657645), (7, 28849410), (9, 22438430), (10, 20194587), (14, 14424705), (15, 13463058), (18, 11219215), (19, 10628730), (21, 9616470), (30, 6731529), (35, 5769882), (38, 5314365), (42, 4808235), (45, 4487686), (57, 3542910), (63, 3205490), (70, 2884941), (90, 2243843), (95, 2125746), (105, 1923294), (114, 1771455), (126, 1602745), (133, 1518390), (171, 1180970), (190, 1062873), (210, 961647), (266, 759195), (285, 708582), (315, 641098), (342, 590485), (399, 506130), (570, 354291), (630, 320549), (665, 303678), (798, 253065), (855, 236194), (1197, 168710), (1330, 151839), (1710, 118097), (1995, 101226), (2394, 84355), (3990, 50613), (5985, 33742), (11970, 16871)]