53709390

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{641}}^1$

素因数の和:687

約数の個数: 144

約数和(自身を含む): 171259920

約数和(自身を除く): 117550530

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 30, 35, 38, 42, 45, 49, 57, 63, 70, 90, 95, 98, 105, 114, 126, 133, 147, 171, 190, 210, 245, 266, 285, 294, 315, 342, 399, 441, 490, 570, 630, 641, 665, 735, 798, 855, 882, 931, 1197, 1282, 1330, 1470, 1710, 1862, 1923, 1995, 2205, 2394, 2793, 3205, 3846, 3990, 4410, 4487, 4655, 5586, 5769, 5985, 6410, 8379, 8974, 9310, 9615, 11538, 11970, 12179, 13461, 13965, 16758, 19230, 22435, 24358, 26922, 27930, 28845, 31409, 36537, 40383, 41895, 44870, 57690, 60895, 62818, 67305, 73074, 80766, 83790, 85253, 94227, 109611, 121790, 134610, 157045, 170506, 182685, 188454, 201915, 219222, 255759, 282681, 314090, 365370, 403830, 426265, 471135, 511518, 548055, 565362, 596771, 767277, 852530, 942270, 1096110, 1193542, 1278795, 1413405, 1534554, 1790313, 2557590, 2826810, 2983855, 3580626, 3836385, 5370939, 5967710, 7672770, 8951565, 10741878, 17903130, 26854695, 53709390]

約数ペア:

[(1, 53709390), (2, 26854695), (3, 17903130), (5, 10741878), (6, 8951565), (7, 7672770), (9, 5967710), (10, 5370939), (14, 3836385), (15, 3580626), (18, 2983855), (19, 2826810), (21, 2557590), (30, 1790313), (35, 1534554), (38, 1413405), (42, 1278795), (45, 1193542), (49, 1096110), (57, 942270), (63, 852530), (70, 767277), (90, 596771), (95, 565362), (98, 548055), (105, 511518), (114, 471135), (126, 426265), (133, 403830), (147, 365370), (171, 314090), (190, 282681), (210, 255759), (245, 219222), (266, 201915), (285, 188454), (294, 182685), (315, 170506), (342, 157045), (399, 134610), (441, 121790), (490, 109611), (570, 94227), (630, 85253), (641, 83790), (665, 80766), (735, 73074), (798, 67305), (855, 62818), (882, 60895), (931, 57690), (1197, 44870), (1282, 41895), (1330, 40383), (1470, 36537), (1710, 31409), (1862, 28845), (1923, 27930), (1995, 26922), (2205, 24358), (2394, 22435), (2793, 19230), (3205, 16758), (3846, 13965), (3990, 13461), (4410, 12179), (4487, 11970), (4655, 11538), (5586, 9615), (5769, 9310), (5985, 8974), (6410, 8379)]