401799080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{227}}^1$

素因数の和:411

約数の個数: 128

約数和(自身を含む): 1019433600

約数和(自身を除く): 617634520

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 137, 152, 170, 190, 227, 274, 323, 340, 380, 454, 548, 646, 680, 685, 760, 908, 1096, 1135, 1292, 1370, 1615, 1816, 2270, 2329, 2584, 2603, 2740, 3230, 3859, 4313, 4540, 4658, 5206, 5480, 6460, 7718, 8626, 9080, 9316, 10412, 11645, 12920, 13015, 15436, 17252, 18632, 19295, 20824, 21565, 23290, 26030, 30872, 31099, 34504, 38590, 43130, 44251, 46580, 52060, 62198, 73321, 77180, 86260, 88502, 93160, 104120, 124396, 146642, 154360, 155495, 172520, 177004, 221255, 248792, 293284, 310990, 354008, 366605, 442510, 528683, 586568, 590881, 621980, 733210, 885020, 1057366, 1181762, 1243960, 1466420, 1770040, 2114732, 2363524, 2643415, 2932840, 2954405, 4229464, 4727048, 5286830, 5908810, 10044977, 10573660, 11817620, 20089954, 21147320, 23635240, 40179908, 50224885, 80359816, 100449770, 200899540, 401799080]

約数ペア:

[(1, 401799080), (2, 200899540), (4, 100449770), (5, 80359816), (8, 50224885), (10, 40179908), (17, 23635240), (19, 21147320), (20, 20089954), (34, 11817620), (38, 10573660), (40, 10044977), (68, 5908810), (76, 5286830), (85, 4727048), (95, 4229464), (136, 2954405), (137, 2932840), (152, 2643415), (170, 2363524), (190, 2114732), (227, 1770040), (274, 1466420), (323, 1243960), (340, 1181762), (380, 1057366), (454, 885020), (548, 733210), (646, 621980), (680, 590881), (685, 586568), (760, 528683), (908, 442510), (1096, 366605), (1135, 354008), (1292, 310990), (1370, 293284), (1615, 248792), (1816, 221255), (2270, 177004), (2329, 172520), (2584, 155495), (2603, 154360), (2740, 146642), (3230, 124396), (3859, 104120), (4313, 93160), (4540, 88502), (4658, 86260), (5206, 77180), (5480, 73321), (6460, 62198), (7718, 52060), (8626, 46580), (9080, 44251), (9316, 43130), (10412, 38590), (11645, 34504), (12920, 31099), (13015, 30872), (15436, 26030), (17252, 23290), (18632, 21565), (19295, 20824)]