260885520

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1399}}^1$

素因数の和:1462

約数の個数: 240

約数和(自身を含む): 1029100800

約数和(自身を除く): 768215280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 37, 40, 42, 45, 48, 56, 60, 63, 70, 72, 74, 80, 84, 90, 105, 111, 112, 120, 126, 140, 144, 148, 168, 180, 185, 210, 222, 240, 252, 259, 280, 296, 315, 333, 336, 360, 370, 420, 444, 504, 518, 555, 560, 592, 630, 666, 720, 740, 777, 840, 888, 1008, 1036, 1110, 1260, 1295, 1332, 1399, 1480, 1554, 1665, 1680, 1776, 2072, 2220, 2331, 2520, 2590, 2664, 2798, 2960, 3108, 3330, 3885, 4144, 4197, 4440, 4662, 5040, 5180, 5328, 5596, 6216, 6660, 6995, 7770, 8394, 8880, 9324, 9793, 10360, 11192, 11655, 12432, 12591, 13320, 13990, 15540, 16788, 18648, 19586, 20720, 20985, 22384, 23310, 25182, 26640, 27980, 29379, 31080, 33576, 37296, 39172, 41970, 46620, 48965, 50364, 51763, 55960, 58758, 62160, 62955, 67152, 78344, 83940, 88137, 93240, 97930, 100728, 103526, 111920, 117516, 125910, 146895, 155289, 156688, 167880, 176274, 186480, 195860, 201456, 207052, 235032, 251820, 258815, 293790, 310578, 335760, 352548, 362341, 391720, 414104, 440685, 465867, 470064, 503640, 517630, 587580, 621156, 705096, 724682, 776445, 783440, 828208, 881370, 931734, 1007280, 1035260, 1087023, 1175160, 1242312, 1410192, 1449364, 1552890, 1762740, 1811705, 1863468, 2070520, 2174046, 2329335, 2350320, 2484624, 2898728, 3105780, 3261069, 3525480, 3623410, 3726936, 4141040, 4348092, 4658670, 5435115, 5797456, 6211560, 6522138, 7050960, 7246820, 7453872, 8696184, 9317340, 10870230, 12423120, 13044276, 14493640, 16305345, 17392368, 18634680, 21740460, 26088552, 28987280, 32610690, 37269360, 43480920, 52177104, 65221380, 86961840, 130442760, 260885520]

約数ペア:

[(1, 260885520), (2, 130442760), (3, 86961840), (4, 65221380), (5, 52177104), (6, 43480920), (7, 37269360), (8, 32610690), (9, 28987280), (10, 26088552), (12, 21740460), (14, 18634680), (15, 17392368), (16, 16305345), (18, 14493640), (20, 13044276), (21, 12423120), (24, 10870230), (28, 9317340), (30, 8696184), (35, 7453872), (36, 7246820), (37, 7050960), (40, 6522138), (42, 6211560), (45, 5797456), (48, 5435115), (56, 4658670), (60, 4348092), (63, 4141040), (70, 3726936), (72, 3623410), (74, 3525480), (80, 3261069), (84, 3105780), (90, 2898728), (105, 2484624), (111, 2350320), (112, 2329335), (120, 2174046), (126, 2070520), (140, 1863468), (144, 1811705), (148, 1762740), (168, 1552890), (180, 1449364), (185, 1410192), (210, 1242312), (222, 1175160), (240, 1087023), (252, 1035260), (259, 1007280), (280, 931734), (296, 881370), (315, 828208), (333, 783440), (336, 776445), (360, 724682), (370, 705096), (420, 621156), (444, 587580), (504, 517630), (518, 503640), (555, 470064), (560, 465867), (592, 440685), (630, 414104), (666, 391720), (720, 362341), (740, 352548), (777, 335760), (840, 310578), (888, 293790), (1008, 258815), (1036, 251820), (1110, 235032), (1260, 207052), (1295, 201456), (1332, 195860), (1399, 186480), (1480, 176274), (1554, 167880), (1665, 156688), (1680, 155289), (1776, 146895), (2072, 125910), (2220, 117516), (2331, 111920), (2520, 103526), (2590, 100728), (2664, 97930), (2798, 93240), (2960, 88137), (3108, 83940), (3330, 78344), (3885, 67152), (4144, 62955), (4197, 62160), (4440, 58758), (4662, 55960), (5040, 51763), (5180, 50364), (5328, 48965), (5596, 46620), (6216, 41970), (6660, 39172), (6995, 37296), (7770, 33576), (8394, 31080), (8880, 29379), (9324, 27980), (9793, 26640), (10360, 25182), (11192, 23310), (11655, 22384), (12432, 20985), (12591, 20720), (13320, 19586), (13990, 18648), (15540, 16788)]