42121620

素因数分解:

$2^2\times 3^9\times 5^1\times {\mathrm{107}}^1$

素因数の和:143

約数の個数: 120

約数和(自身を含む): 133920864

約数和(自身を除く): 91799244

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 107, 108, 135, 162, 180, 214, 243, 270, 321, 324, 405, 428, 486, 535, 540, 642, 729, 810, 963, 972, 1070, 1215, 1284, 1458, 1605, 1620, 1926, 2140, 2187, 2430, 2889, 2916, 3210, 3645, 3852, 4374, 4815, 4860, 5778, 6420, 6561, 7290, 8667, 8748, 9630, 10935, 11556, 13122, 14445, 14580, 17334, 19260, 19683, 21870, 26001, 26244, 28890, 32805, 34668, 39366, 43335, 43740, 52002, 57780, 65610, 78003, 78732, 86670, 98415, 104004, 130005, 131220, 156006, 173340, 196830, 234009, 260010, 312012, 390015, 393660, 468018, 520020, 702027, 780030, 936036, 1170045, 1404054, 1560060, 2106081, 2340090, 2808108, 3510135, 4212162, 4680180, 7020270, 8424324, 10530405, 14040540, 21060810, 42121620]

約数ペア:

[(1, 42121620), (2, 21060810), (3, 14040540), (4, 10530405), (5, 8424324), (6, 7020270), (9, 4680180), (10, 4212162), (12, 3510135), (15, 2808108), (18, 2340090), (20, 2106081), (27, 1560060), (30, 1404054), (36, 1170045), (45, 936036), (54, 780030), (60, 702027), (81, 520020), (90, 468018), (107, 393660), (108, 390015), (135, 312012), (162, 260010), (180, 234009), (214, 196830), (243, 173340), (270, 156006), (321, 131220), (324, 130005), (405, 104004), (428, 98415), (486, 86670), (535, 78732), (540, 78003), (642, 65610), (729, 57780), (810, 52002), (963, 43740), (972, 43335), (1070, 39366), (1215, 34668), (1284, 32805), (1458, 28890), (1605, 26244), (1620, 26001), (1926, 21870), (2140, 19683), (2187, 19260), (2430, 17334), (2889, 14580), (2916, 14445), (3210, 13122), (3645, 11556), (3852, 10935), (4374, 9630), (4815, 8748), (4860, 8667), (5778, 7290), (6420, 6561)]