400852080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{367}}^1$

素因数の和:464

約数の個数: 240

約数和(自身を含む): 1420159104

約数和(自身を除く): 1019307024

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 37, 40, 41, 45, 48, 60, 72, 74, 80, 82, 90, 111, 120, 123, 144, 148, 164, 180, 185, 205, 222, 240, 246, 296, 328, 333, 360, 367, 369, 370, 410, 444, 492, 555, 592, 615, 656, 666, 720, 734, 738, 740, 820, 888, 984, 1101, 1110, 1230, 1332, 1468, 1476, 1480, 1517, 1640, 1665, 1776, 1835, 1845, 1968, 2202, 2220, 2460, 2664, 2936, 2952, 2960, 3034, 3280, 3303, 3330, 3670, 3690, 4404, 4440, 4551, 4920, 5328, 5505, 5872, 5904, 6068, 6606, 6660, 7340, 7380, 7585, 8808, 8880, 9102, 9840, 11010, 12136, 13212, 13320, 13579, 13653, 14680, 14760, 15047, 15170, 16515, 17616, 18204, 22020, 22755, 24272, 26424, 26640, 27158, 27306, 29360, 29520, 30094, 30340, 33030, 36408, 40737, 44040, 45141, 45510, 52848, 54316, 54612, 60188, 60680, 66060, 67895, 68265, 72816, 75235, 81474, 88080, 90282, 91020, 108632, 109224, 120376, 121360, 122211, 132120, 135423, 135790, 136530, 150470, 162948, 180564, 182040, 203685, 217264, 218448, 225705, 240752, 244422, 264240, 270846, 271580, 273060, 300940, 325896, 361128, 364080, 407370, 451410, 488844, 541692, 543160, 546120, 556739, 601880, 611055, 651792, 677115, 722256, 814740, 902820, 977688, 1083384, 1086320, 1092240, 1113478, 1203760, 1222110, 1354230, 1629480, 1670217, 1805640, 1955376, 2166768, 2226956, 2444220, 2708460, 2783695, 3258960, 3340434, 3611280, 4453912, 4888440, 5010651, 5416920, 5567390, 6680868, 8351085, 8907824, 9776880, 10021302, 10833840, 11134780, 13361736, 16702170, 20042604, 22269560, 25053255, 26723472, 33404340, 40085208, 44539120, 50106510, 66808680, 80170416, 100213020, 133617360, 200426040, 400852080]

約数ペア:

[(1, 400852080), (2, 200426040), (3, 133617360), (4, 100213020), (5, 80170416), (6, 66808680), (8, 50106510), (9, 44539120), (10, 40085208), (12, 33404340), (15, 26723472), (16, 25053255), (18, 22269560), (20, 20042604), (24, 16702170), (30, 13361736), (36, 11134780), (37, 10833840), (40, 10021302), (41, 9776880), (45, 8907824), (48, 8351085), (60, 6680868), (72, 5567390), (74, 5416920), (80, 5010651), (82, 4888440), (90, 4453912), (111, 3611280), (120, 3340434), (123, 3258960), (144, 2783695), (148, 2708460), (164, 2444220), (180, 2226956), (185, 2166768), (205, 1955376), (222, 1805640), (240, 1670217), (246, 1629480), (296, 1354230), (328, 1222110), (333, 1203760), (360, 1113478), (367, 1092240), (369, 1086320), (370, 1083384), (410, 977688), (444, 902820), (492, 814740), (555, 722256), (592, 677115), (615, 651792), (656, 611055), (666, 601880), (720, 556739), (734, 546120), (738, 543160), (740, 541692), (820, 488844), (888, 451410), (984, 407370), (1101, 364080), (1110, 361128), (1230, 325896), (1332, 300940), (1468, 273060), (1476, 271580), (1480, 270846), (1517, 264240), (1640, 244422), (1665, 240752), (1776, 225705), (1835, 218448), (1845, 217264), (1968, 203685), (2202, 182040), (2220, 180564), (2460, 162948), (2664, 150470), (2936, 136530), (2952, 135790), (2960, 135423), (3034, 132120), (3280, 122211), (3303, 121360), (3330, 120376), (3670, 109224), (3690, 108632), (4404, 91020), (4440, 90282), (4551, 88080), (4920, 81474), (5328, 75235), (5505, 72816), (5872, 68265), (5904, 67895), (6068, 66060), (6606, 60680), (6660, 60188), (7340, 54612), (7380, 54316), (7585, 52848), (8808, 45510), (8880, 45141), (9102, 44040), (9840, 40737), (11010, 36408), (12136, 33030), (13212, 30340), (13320, 30094), (13579, 29520), (13653, 29360), (14680, 27306), (14760, 27158), (15047, 26640), (15170, 26424), (16515, 24272), (17616, 22755), (18204, 22020)]