419226640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1$

素因数の和:142

約数の個数: 240

約数和(自身を含む): 1241170560

約数和(自身を除く): 821943920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 35, 38, 40, 41, 56, 62, 70, 76, 80, 82, 95, 112, 124, 133, 140, 152, 155, 164, 190, 205, 217, 248, 266, 280, 287, 304, 310, 328, 380, 410, 434, 496, 532, 560, 574, 589, 620, 656, 665, 760, 779, 820, 868, 961, 1064, 1085, 1148, 1178, 1240, 1271, 1330, 1435, 1520, 1558, 1640, 1736, 1922, 2128, 2170, 2296, 2356, 2480, 2542, 2660, 2870, 2945, 3116, 3280, 3472, 3844, 3895, 4123, 4340, 4592, 4712, 4805, 5084, 5320, 5453, 5740, 5890, 6232, 6355, 6727, 7688, 7790, 8246, 8680, 8897, 9424, 9610, 10168, 10640, 10906, 11480, 11780, 12464, 12710, 13454, 15376, 15580, 16492, 17360, 17794, 18259, 19220, 20336, 20615, 21812, 22960, 23560, 24149, 25420, 26908, 27265, 31160, 32984, 33635, 35588, 36518, 38440, 39401, 41230, 43624, 44485, 47120, 48298, 50840, 53816, 54530, 62320, 65968, 67270, 71176, 73036, 76880, 78802, 82460, 87248, 88970, 91295, 96596, 101680, 107632, 109060, 120745, 127813, 134540, 142352, 146072, 157604, 164920, 169043, 177940, 182590, 193192, 197005, 218120, 241490, 255626, 269080, 275807, 292144, 315208, 329840, 338086, 355880, 365180, 386384, 394010, 436240, 482980, 511252, 538160, 551614, 630416, 639065, 676172, 711760, 730360, 748619, 788020, 845215, 965960, 1022504, 1103228, 1278130, 1352344, 1379035, 1460720, 1497238, 1576040, 1690430, 1931920, 2045008, 2206456, 2556260, 2704688, 2758070, 2994476, 3152080, 3380860, 3743095, 4412912, 5112520, 5240333, 5516140, 5988952, 6761720, 7486190, 10225040, 10480666, 11032280, 11977904, 13523440, 14972380, 20961332, 22064560, 26201665, 29944760, 41922664, 52403330, 59889520, 83845328, 104806660, 209613320, 419226640]

約数ペア:

[(1, 419226640), (2, 209613320), (4, 104806660), (5, 83845328), (7, 59889520), (8, 52403330), (10, 41922664), (14, 29944760), (16, 26201665), (19, 22064560), (20, 20961332), (28, 14972380), (31, 13523440), (35, 11977904), (38, 11032280), (40, 10480666), (41, 10225040), (56, 7486190), (62, 6761720), (70, 5988952), (76, 5516140), (80, 5240333), (82, 5112520), (95, 4412912), (112, 3743095), (124, 3380860), (133, 3152080), (140, 2994476), (152, 2758070), (155, 2704688), (164, 2556260), (190, 2206456), (205, 2045008), (217, 1931920), (248, 1690430), (266, 1576040), (280, 1497238), (287, 1460720), (304, 1379035), (310, 1352344), (328, 1278130), (380, 1103228), (410, 1022504), (434, 965960), (496, 845215), (532, 788020), (560, 748619), (574, 730360), (589, 711760), (620, 676172), (656, 639065), (665, 630416), (760, 551614), (779, 538160), (820, 511252), (868, 482980), (961, 436240), (1064, 394010), (1085, 386384), (1148, 365180), (1178, 355880), (1240, 338086), (1271, 329840), (1330, 315208), (1435, 292144), (1520, 275807), (1558, 269080), (1640, 255626), (1736, 241490), (1922, 218120), (2128, 197005), (2170, 193192), (2296, 182590), (2356, 177940), (2480, 169043), (2542, 164920), (2660, 157604), (2870, 146072), (2945, 142352), (3116, 134540), (3280, 127813), (3472, 120745), (3844, 109060), (3895, 107632), (4123, 101680), (4340, 96596), (4592, 91295), (4712, 88970), (4805, 87248), (5084, 82460), (5320, 78802), (5453, 76880), (5740, 73036), (5890, 71176), (6232, 67270), (6355, 65968), (6727, 62320), (7688, 54530), (7790, 53816), (8246, 50840), (8680, 48298), (8897, 47120), (9424, 44485), (9610, 43624), (10168, 41230), (10640, 39401), (10906, 38440), (11480, 36518), (11780, 35588), (12464, 33635), (12710, 32984), (13454, 31160), (15376, 27265), (15580, 26908), (16492, 25420), (17360, 24149), (17794, 23560), (18259, 22960), (19220, 21812), (20336, 20615)]