747381720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{327799}}^1$

素因数の和:327832

約数の個数: 64

約数和(自身を含む): 2360160000

約数和(自身を除く): 1612778280

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, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 327799, 655598, 983397, 1311196, 1638995, 1966794, 2622392, 3277990, 3933588, 4916985, 6228181, 6555980, 7867176, 9833970, 12456362, 13111960, 18684543, 19667940, 24912724, 31140905, 37369086, 39335880, 49825448, 62281810, 74738172, 93422715, 124563620, 149476344, 186845430, 249127240, 373690860, 747381720]

約数ペア:

[(1, 747381720), (2, 373690860), (3, 249127240), (4, 186845430), (5, 149476344), (6, 124563620), (8, 93422715), (10, 74738172), (12, 62281810), (15, 49825448), (19, 39335880), (20, 37369086), (24, 31140905), (30, 24912724), (38, 19667940), (40, 18684543), (57, 13111960), (60, 12456362), (76, 9833970), (95, 7867176), (114, 6555980), (120, 6228181), (152, 4916985), (190, 3933588), (228, 3277990), (285, 2622392), (380, 1966794), (456, 1638995), (570, 1311196), (760, 983397), (1140, 655598), (2280, 327799)]