619440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:134

約数の個数: 80

約数和(自身を含む): 2008800

約数和(自身を除く): 1389360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 80, 87, 89, 116, 120, 145, 174, 178, 232, 240, 267, 290, 348, 356, 435, 445, 464, 534, 580, 696, 712, 870, 890, 1068, 1160, 1335, 1392, 1424, 1740, 1780, 2136, 2320, 2581, 2670, 3480, 3560, 4272, 5162, 5340, 6960, 7120, 7743, 10324, 10680, 12905, 15486, 20648, 21360, 25810, 30972, 38715, 41296, 51620, 61944, 77430, 103240, 123888, 154860, 206480, 309720, 619440]

約数ペア:

[(1, 619440), (2, 309720), (3, 206480), (4, 154860), (5, 123888), (6, 103240), (8, 77430), (10, 61944), (12, 51620), (15, 41296), (16, 38715), (20, 30972), (24, 25810), (29, 21360), (30, 20648), (40, 15486), (48, 12905), (58, 10680), (60, 10324), (80, 7743), (87, 7120), (89, 6960), (116, 5340), (120, 5162), (145, 4272), (174, 3560), (178, 3480), (232, 2670), (240, 2581), (267, 2320), (290, 2136), (348, 1780), (356, 1740), (435, 1424), (445, 1392), (464, 1335), (534, 1160), (580, 1068), (696, 890), (712, 870)]