201778845560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{20021}}^1$

素因数の和:20289

約数の個数: 128

約数和(自身を含む): 486534600000

約数和(自身を除く): 284755754440

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 89, 95, 149, 152, 178, 190, 298, 356, 380, 445, 596, 712, 745, 760, 890, 1192, 1490, 1691, 1780, 2831, 2980, 3382, 3560, 5662, 5960, 6764, 8455, 11324, 13261, 13528, 14155, 16910, 20021, 22648, 26522, 28310, 33820, 40042, 53044, 56620, 66305, 67640, 80084, 100105, 106088, 113240, 132610, 160168, 200210, 251959, 265220, 380399, 400420, 503918, 530440, 760798, 800840, 1007836, 1259795, 1521596, 1781869, 1901995, 2015672, 2519590, 2983129, 3043192, 3563738, 3803990, 5039180, 5966258, 7127476, 7607980, 8909345, 10078360, 11932516, 14254952, 14915645, 15215960, 17818690, 23865032, 29831290, 33855511, 35637380, 56679451, 59662580, 67711022, 71274760, 113358902, 119325160, 135422044, 169277555, 226717804, 265498481, 270844088, 283397255, 338555110, 453435608, 530996962, 566794510, 677110220, 1061993924, 1133589020, 1327492405, 1354220440, 2123987848, 2267178040, 2654984810, 5044471139, 5309969620, 10088942278, 10619939240, 20177884556, 25222355695, 40355769112, 50444711390, 100889422780, 201778845560]

約数ペア:

[(1, 201778845560), (2, 100889422780), (4, 50444711390), (5, 40355769112), (8, 25222355695), (10, 20177884556), (19, 10619939240), (20, 10088942278), (38, 5309969620), (40, 5044471139), (76, 2654984810), (89, 2267178040), (95, 2123987848), (149, 1354220440), (152, 1327492405), (178, 1133589020), (190, 1061993924), (298, 677110220), (356, 566794510), (380, 530996962), (445, 453435608), (596, 338555110), (712, 283397255), (745, 270844088), (760, 265498481), (890, 226717804), (1192, 169277555), (1490, 135422044), (1691, 119325160), (1780, 113358902), (2831, 71274760), (2980, 67711022), (3382, 59662580), (3560, 56679451), (5662, 35637380), (5960, 33855511), (6764, 29831290), (8455, 23865032), (11324, 17818690), (13261, 15215960), (13528, 14915645), (14155, 14254952), (16910, 11932516), (20021, 10078360), (22648, 8909345), (26522, 7607980), (28310, 7127476), (33820, 5966258), (40042, 5039180), (53044, 3803990), (56620, 3563738), (66305, 3043192), (67640, 2983129), (80084, 2519590), (100105, 2015672), (106088, 1901995), (113240, 1781869), (132610, 1521596), (160168, 1259795), (200210, 1007836), (251959, 800840), (265220, 760798), (380399, 530440), (400420, 503918)]