401240160

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{278639}}^1$

素因数の和:278660

約数の個数: 72

約数和(自身を含む): 1369236960

約数和(自身を除く): 967996800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 278639, 557278, 835917, 1114556, 1393195, 1671834, 2229112, 2507751, 2786390, 3343668, 4179585, 4458224, 5015502, 5572780, 6687336, 8359170, 8916448, 10031004, 11145560, 12538755, 13374672, 16718340, 20062008, 22291120, 25077510, 26749344, 33436680, 40124016, 44582240, 50155020, 66873360, 80248032, 100310040, 133746720, 200620080, 401240160]

約数ペア:

[(1, 401240160), (2, 200620080), (3, 133746720), (4, 100310040), (5, 80248032), (6, 66873360), (8, 50155020), (9, 44582240), (10, 40124016), (12, 33436680), (15, 26749344), (16, 25077510), (18, 22291120), (20, 20062008), (24, 16718340), (30, 13374672), (32, 12538755), (36, 11145560), (40, 10031004), (45, 8916448), (48, 8359170), (60, 6687336), (72, 5572780), (80, 5015502), (90, 4458224), (96, 4179585), (120, 3343668), (144, 2786390), (160, 2507751), (180, 2229112), (240, 1671834), (288, 1393195), (360, 1114556), (480, 835917), (720, 557278), (1440, 278639)]