195009720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{877}}^1$

素因数の和:1017

約数の個数: 128

約数和(自身を含む): 625838400

約数和(自身を除く): 430828680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 109, 120, 136, 170, 204, 218, 255, 327, 340, 408, 436, 510, 545, 654, 680, 872, 877, 1020, 1090, 1308, 1635, 1754, 1853, 2040, 2180, 2616, 2631, 3270, 3508, 3706, 4360, 4385, 5262, 5559, 6540, 7016, 7412, 8770, 9265, 10524, 11118, 13080, 13155, 14824, 14909, 17540, 18530, 21048, 22236, 26310, 27795, 29818, 35080, 37060, 44472, 44727, 52620, 55590, 59636, 74120, 74545, 89454, 95593, 105240, 111180, 119272, 149090, 178908, 191186, 222360, 223635, 286779, 298180, 357816, 382372, 447270, 477965, 573558, 596360, 764744, 894540, 955930, 1147116, 1433895, 1625081, 1789080, 1911860, 2294232, 2867790, 3250162, 3823720, 4875243, 5735580, 6500324, 8125405, 9750486, 11471160, 13000648, 16250810, 19500972, 24376215, 32501620, 39001944, 48752430, 65003240, 97504860, 195009720]

約数ペア:

[(1, 195009720), (2, 97504860), (3, 65003240), (4, 48752430), (5, 39001944), (6, 32501620), (8, 24376215), (10, 19500972), (12, 16250810), (15, 13000648), (17, 11471160), (20, 9750486), (24, 8125405), (30, 6500324), (34, 5735580), (40, 4875243), (51, 3823720), (60, 3250162), (68, 2867790), (85, 2294232), (102, 1911860), (109, 1789080), (120, 1625081), (136, 1433895), (170, 1147116), (204, 955930), (218, 894540), (255, 764744), (327, 596360), (340, 573558), (408, 477965), (436, 447270), (510, 382372), (545, 357816), (654, 298180), (680, 286779), (872, 223635), (877, 222360), (1020, 191186), (1090, 178908), (1308, 149090), (1635, 119272), (1754, 111180), (1853, 105240), (2040, 95593), (2180, 89454), (2616, 74545), (2631, 74120), (3270, 59636), (3508, 55590), (3706, 52620), (4360, 44727), (4385, 44472), (5262, 37060), (5559, 35080), (6540, 29818), (7016, 27795), (7412, 26310), (8770, 22236), (9265, 21048), (10524, 18530), (11118, 17540), (13080, 14909), (13155, 14824)]