1278420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1$

素因数の和:185

約数の個数: 96

約数和(自身を含む): 4233600

約数和(自身を除く): 2955180

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 26, 30, 33, 39, 44, 52, 55, 60, 65, 66, 78, 110, 130, 132, 143, 149, 156, 165, 195, 220, 260, 286, 298, 330, 390, 429, 447, 572, 596, 660, 715, 745, 780, 858, 894, 1430, 1490, 1639, 1716, 1788, 1937, 2145, 2235, 2860, 2980, 3278, 3874, 4290, 4470, 4917, 5811, 6556, 7748, 8195, 8580, 8940, 9685, 9834, 11622, 16390, 19370, 19668, 21307, 23244, 24585, 29055, 32780, 38740, 42614, 49170, 58110, 63921, 85228, 98340, 106535, 116220, 127842, 213070, 255684, 319605, 426140, 639210, 1278420]

約数ペア:

[(1, 1278420), (2, 639210), (3, 426140), (4, 319605), (5, 255684), (6, 213070), (10, 127842), (11, 116220), (12, 106535), (13, 98340), (15, 85228), (20, 63921), (22, 58110), (26, 49170), (30, 42614), (33, 38740), (39, 32780), (44, 29055), (52, 24585), (55, 23244), (60, 21307), (65, 19668), (66, 19370), (78, 16390), (110, 11622), (130, 9834), (132, 9685), (143, 8940), (149, 8580), (156, 8195), (165, 7748), (195, 6556), (220, 5811), (260, 4917), (286, 4470), (298, 4290), (330, 3874), (390, 3278), (429, 2980), (447, 2860), (572, 2235), (596, 2145), (660, 1937), (715, 1788), (745, 1716), (780, 1639), (858, 1490), (894, 1430)]