311955406020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{91215031}}^1$

素因数の和:91215065

約数の個数: 72

約数和(自身を含む): 996068149440

約数和(自身を除く): 684112743420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 91215031, 182430062, 273645093, 364860124, 456075155, 547290186, 820935279, 912150310, 1094580372, 1368225465, 1641870558, 1733085589, 1824300620, 2736450930, 3283741116, 3466171178, 4104676395, 5199256767, 5472901860, 6932342356, 8209352790, 8665427945, 10398513534, 15597770301, 16418705580, 17330855890, 20797027068, 25996283835, 31195540602, 34661711780, 51992567670, 62391081204, 77988851505, 103985135340, 155977703010, 311955406020]

約数ペア:

[(1, 311955406020), (2, 155977703010), (3, 103985135340), (4, 77988851505), (5, 62391081204), (6, 51992567670), (9, 34661711780), (10, 31195540602), (12, 25996283835), (15, 20797027068), (18, 17330855890), (19, 16418705580), (20, 15597770301), (30, 10398513534), (36, 8665427945), (38, 8209352790), (45, 6932342356), (57, 5472901860), (60, 5199256767), (76, 4104676395), (90, 3466171178), (95, 3283741116), (114, 2736450930), (171, 1824300620), (180, 1733085589), (190, 1641870558), (228, 1368225465), (285, 1094580372), (342, 912150310), (380, 820935279), (570, 547290186), (684, 456075155), (855, 364860124), (1140, 273645093), (1710, 182430062), (3420, 91215031)]