181166520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{439}}^1$

素因数の和:653

約数の個数: 128

約数和(自身を含む): 576576000

約数和(自身を除く): 395409480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 181, 190, 228, 285, 362, 380, 439, 456, 543, 570, 724, 760, 878, 905, 1086, 1140, 1317, 1448, 1756, 1810, 2172, 2195, 2280, 2634, 2715, 3439, 3512, 3620, 4344, 4390, 5268, 5430, 6585, 6878, 7240, 8341, 8780, 10317, 10536, 10860, 13170, 13756, 16682, 17195, 17560, 20634, 21720, 25023, 26340, 27512, 33364, 34390, 41268, 41705, 50046, 51585, 52680, 66728, 68780, 79459, 82536, 83410, 100092, 103170, 125115, 137560, 158918, 166820, 200184, 206340, 238377, 250230, 317836, 333640, 397295, 412680, 476754, 500460, 635672, 794590, 953508, 1000920, 1191885, 1509721, 1589180, 1907016, 2383770, 3019442, 3178360, 4529163, 4767540, 6038884, 7548605, 9058326, 9535080, 12077768, 15097210, 18116652, 22645815, 30194420, 36233304, 45291630, 60388840, 90583260, 181166520]

約数ペア:

[(1, 181166520), (2, 90583260), (3, 60388840), (4, 45291630), (5, 36233304), (6, 30194420), (8, 22645815), (10, 18116652), (12, 15097210), (15, 12077768), (19, 9535080), (20, 9058326), (24, 7548605), (30, 6038884), (38, 4767540), (40, 4529163), (57, 3178360), (60, 3019442), (76, 2383770), (95, 1907016), (114, 1589180), (120, 1509721), (152, 1191885), (181, 1000920), (190, 953508), (228, 794590), (285, 635672), (362, 500460), (380, 476754), (439, 412680), (456, 397295), (543, 333640), (570, 317836), (724, 250230), (760, 238377), (878, 206340), (905, 200184), (1086, 166820), (1140, 158918), (1317, 137560), (1448, 125115), (1756, 103170), (1810, 100092), (2172, 83410), (2195, 82536), (2280, 79459), (2634, 68780), (2715, 66728), (3439, 52680), (3512, 51585), (3620, 50046), (4344, 41705), (4390, 41268), (5268, 34390), (5430, 33364), (6585, 27512), (6878, 26340), (7240, 25023), (8341, 21720), (8780, 20634), (10317, 17560), (10536, 17195), (10860, 16682), (13170, 13756)]