638258040

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{2459}}^1$

素因数の和:2586

約数の個数: 192

約数和(自身を含む): 2394662400

約数和(自身を除く): 1756404360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 103, 105, 120, 126, 140, 168, 180, 206, 210, 252, 280, 309, 315, 360, 412, 420, 504, 515, 618, 630, 721, 824, 840, 927, 1030, 1236, 1260, 1442, 1545, 1854, 2060, 2163, 2459, 2472, 2520, 2884, 3090, 3605, 3708, 4120, 4326, 4635, 4918, 5768, 6180, 6489, 7210, 7377, 7416, 8652, 9270, 9836, 10815, 12295, 12360, 12978, 14420, 14754, 17213, 17304, 18540, 19672, 21630, 22131, 24590, 25956, 28840, 29508, 32445, 34426, 36885, 37080, 43260, 44262, 49180, 51639, 51912, 59016, 64890, 68852, 73770, 86065, 86520, 88524, 98360, 103278, 110655, 129780, 137704, 147540, 154917, 172130, 177048, 206556, 221310, 253277, 258195, 259560, 295080, 309834, 344260, 413112, 442620, 506554, 516390, 619668, 688520, 759831, 774585, 885240, 1013108, 1032780, 1239336, 1266385, 1519662, 1549170, 1772939, 2026216, 2065560, 2279493, 2532770, 3039324, 3098340, 3545878, 3799155, 4558986, 5065540, 5318817, 6078648, 6196680, 7091756, 7598310, 8864695, 9117972, 10131080, 10637634, 11397465, 14183512, 15196620, 15956451, 17729390, 18235944, 21275268, 22794930, 26594085, 30393240, 31912902, 35458780, 42550536, 45589860, 53188170, 63825804, 70917560, 79782255, 91179720, 106376340, 127651608, 159564510, 212752680, 319129020, 638258040]

約数ペア:

[(1, 638258040), (2, 319129020), (3, 212752680), (4, 159564510), (5, 127651608), (6, 106376340), (7, 91179720), (8, 79782255), (9, 70917560), (10, 63825804), (12, 53188170), (14, 45589860), (15, 42550536), (18, 35458780), (20, 31912902), (21, 30393240), (24, 26594085), (28, 22794930), (30, 21275268), (35, 18235944), (36, 17729390), (40, 15956451), (42, 15196620), (45, 14183512), (56, 11397465), (60, 10637634), (63, 10131080), (70, 9117972), (72, 8864695), (84, 7598310), (90, 7091756), (103, 6196680), (105, 6078648), (120, 5318817), (126, 5065540), (140, 4558986), (168, 3799155), (180, 3545878), (206, 3098340), (210, 3039324), (252, 2532770), (280, 2279493), (309, 2065560), (315, 2026216), (360, 1772939), (412, 1549170), (420, 1519662), (504, 1266385), (515, 1239336), (618, 1032780), (630, 1013108), (721, 885240), (824, 774585), (840, 759831), (927, 688520), (1030, 619668), (1236, 516390), (1260, 506554), (1442, 442620), (1545, 413112), (1854, 344260), (2060, 309834), (2163, 295080), (2459, 259560), (2472, 258195), (2520, 253277), (2884, 221310), (3090, 206556), (3605, 177048), (3708, 172130), (4120, 154917), (4326, 147540), (4635, 137704), (4918, 129780), (5768, 110655), (6180, 103278), (6489, 98360), (7210, 88524), (7377, 86520), (7416, 86065), (8652, 73770), (9270, 68852), (9836, 64890), (10815, 59016), (12295, 51912), (12360, 51639), (12978, 49180), (14420, 44262), (14754, 43260), (17213, 37080), (17304, 36885), (18540, 34426), (19672, 32445), (21630, 29508), (22131, 28840), (24590, 25956)]