154901880

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{61469}}^1$

素因数の和:61493

約数の個数: 96

約数和(自身を含む): 575359200

約数和(自身を除く): 420457320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 61469, 122938, 184407, 245876, 307345, 368814, 430283, 491752, 553221, 614690, 737628, 860566, 922035, 1106442, 1229380, 1290849, 1475256, 1721132, 1844070, 2151415, 2212884, 2458760, 2581698, 2766105, 3442264, 3688140, 3872547, 4302830, 4425768, 5163396, 5532210, 6454245, 7376280, 7745094, 8605660, 10326792, 11064420, 12908490, 15490188, 17211320, 19362735, 22128840, 25816980, 30980376, 38725470, 51633960, 77450940, 154901880]

約数ペア:

[(1, 154901880), (2, 77450940), (3, 51633960), (4, 38725470), (5, 30980376), (6, 25816980), (7, 22128840), (8, 19362735), (9, 17211320), (10, 15490188), (12, 12908490), (14, 11064420), (15, 10326792), (18, 8605660), (20, 7745094), (21, 7376280), (24, 6454245), (28, 5532210), (30, 5163396), (35, 4425768), (36, 4302830), (40, 3872547), (42, 3688140), (45, 3442264), (56, 2766105), (60, 2581698), (63, 2458760), (70, 2212884), (72, 2151415), (84, 1844070), (90, 1721132), (105, 1475256), (120, 1290849), (126, 1229380), (140, 1106442), (168, 922035), (180, 860566), (210, 737628), (252, 614690), (280, 553221), (315, 491752), (360, 430283), (420, 368814), (504, 307345), (630, 245876), (840, 184407), (1260, 122938), (2520, 61469)]