19355700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{709}}^1$

素因数の和:746

約数の個数: 144

約数和(自身を含む): 69023360

約数和(自身を除く): 49667660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 25, 26, 28, 30, 35, 39, 42, 50, 52, 60, 65, 70, 75, 78, 84, 91, 100, 105, 130, 140, 150, 156, 175, 182, 195, 210, 260, 273, 300, 325, 350, 364, 390, 420, 455, 525, 546, 650, 700, 709, 780, 910, 975, 1050, 1092, 1300, 1365, 1418, 1820, 1950, 2100, 2127, 2275, 2730, 2836, 3545, 3900, 4254, 4550, 4963, 5460, 6825, 7090, 8508, 9100, 9217, 9926, 10635, 13650, 14180, 14889, 17725, 18434, 19852, 21270, 24815, 27300, 27651, 29778, 35450, 36868, 42540, 46085, 49630, 53175, 55302, 59556, 64519, 70900, 74445, 92170, 99260, 106350, 110604, 124075, 129038, 138255, 148890, 184340, 193557, 212700, 230425, 248150, 258076, 276510, 297780, 322595, 372225, 387114, 460850, 496300, 553020, 645190, 691275, 744450, 774228, 921700, 967785, 1290380, 1382550, 1488900, 1612975, 1935570, 2765100, 3225950, 3871140, 4838925, 6451900, 9677850, 19355700]

約数ペア:

[(1, 19355700), (2, 9677850), (3, 6451900), (4, 4838925), (5, 3871140), (6, 3225950), (7, 2765100), (10, 1935570), (12, 1612975), (13, 1488900), (14, 1382550), (15, 1290380), (20, 967785), (21, 921700), (25, 774228), (26, 744450), (28, 691275), (30, 645190), (35, 553020), (39, 496300), (42, 460850), (50, 387114), (52, 372225), (60, 322595), (65, 297780), (70, 276510), (75, 258076), (78, 248150), (84, 230425), (91, 212700), (100, 193557), (105, 184340), (130, 148890), (140, 138255), (150, 129038), (156, 124075), (175, 110604), (182, 106350), (195, 99260), (210, 92170), (260, 74445), (273, 70900), (300, 64519), (325, 59556), (350, 55302), (364, 53175), (390, 49630), (420, 46085), (455, 42540), (525, 36868), (546, 35450), (650, 29778), (700, 27651), (709, 27300), (780, 24815), (910, 21270), (975, 19852), (1050, 18434), (1092, 17725), (1300, 14889), (1365, 14180), (1418, 13650), (1820, 10635), (1950, 9926), (2100, 9217), (2127, 9100), (2275, 8508), (2730, 7090), (2836, 6825), (3545, 5460), (3900, 4963), (4254, 4550)]