156903880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{17}}^2\times {\mathrm{277}}^1$

素因数の和:336

約数の個数: 144

約数和(自身を含む): 437824980

約数和(自身を除く): 280921100

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 49, 56, 68, 70, 85, 98, 119, 136, 140, 170, 196, 238, 245, 277, 280, 289, 340, 392, 476, 490, 554, 578, 595, 680, 833, 952, 980, 1108, 1156, 1190, 1385, 1445, 1666, 1939, 1960, 2023, 2216, 2312, 2380, 2770, 2890, 3332, 3878, 4046, 4165, 4709, 4760, 5540, 5780, 6664, 7756, 8092, 8330, 9418, 9695, 10115, 11080, 11560, 13573, 14161, 15512, 16184, 16660, 18836, 19390, 20230, 23545, 27146, 28322, 32963, 33320, 37672, 38780, 40460, 47090, 54292, 56644, 65926, 67865, 70805, 77560, 80053, 80920, 94180, 108584, 113288, 131852, 135730, 141610, 160106, 164815, 188360, 230741, 263704, 271460, 283220, 320212, 329630, 400265, 461482, 542920, 560371, 566440, 640424, 659260, 800530, 922964, 1120742, 1153705, 1318520, 1601060, 1845928, 2241484, 2307410, 2801855, 3202120, 3922597, 4482968, 4614820, 5603710, 7845194, 9229640, 11207420, 15690388, 19612985, 22414840, 31380776, 39225970, 78451940, 156903880]

約数ペア:

[(1, 156903880), (2, 78451940), (4, 39225970), (5, 31380776), (7, 22414840), (8, 19612985), (10, 15690388), (14, 11207420), (17, 9229640), (20, 7845194), (28, 5603710), (34, 4614820), (35, 4482968), (40, 3922597), (49, 3202120), (56, 2801855), (68, 2307410), (70, 2241484), (85, 1845928), (98, 1601060), (119, 1318520), (136, 1153705), (140, 1120742), (170, 922964), (196, 800530), (238, 659260), (245, 640424), (277, 566440), (280, 560371), (289, 542920), (340, 461482), (392, 400265), (476, 329630), (490, 320212), (554, 283220), (578, 271460), (595, 263704), (680, 230741), (833, 188360), (952, 164815), (980, 160106), (1108, 141610), (1156, 135730), (1190, 131852), (1385, 113288), (1445, 108584), (1666, 94180), (1939, 80920), (1960, 80053), (2023, 77560), (2216, 70805), (2312, 67865), (2380, 65926), (2770, 56644), (2890, 54292), (3332, 47090), (3878, 40460), (4046, 38780), (4165, 37672), (4709, 33320), (4760, 32963), (5540, 28322), (5780, 27146), (6664, 23545), (7756, 20230), (8092, 19390), (8330, 18836), (9418, 16660), (9695, 16184), (10115, 15512), (11080, 14161), (11560, 13573)]