240720120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11731}}^1$

素因数の和:11770

約数の個数: 128

約数和(自身を含む): 844704000

約数和(自身を除く): 603983880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 1026, 1080, 1140, 1368, 1710, 2052, 2280, 2565, 3420, 4104, 5130, 6840, 10260, 11731, 20520, 23462, 35193, 46924, 58655, 70386, 93848, 105579, 117310, 140772, 175965, 211158, 222889, 234620, 281544, 316737, 351930, 422316, 445778, 469240, 527895, 633474, 668667, 703860, 844632, 891556, 1055790, 1114445, 1266948, 1337334, 1407720, 1583685, 1783112, 2006001, 2111580, 2228890, 2533896, 2674668, 3167370, 3343335, 4012002, 4223160, 4457780, 5349336, 6018003, 6334740, 6686670, 8024004, 8915560, 10030005, 12036006, 12669480, 13373340, 16048008, 20060010, 24072012, 26746680, 30090015, 40120020, 48144024, 60180030, 80240040, 120360060, 240720120]

約数ペア:

[(1, 240720120), (2, 120360060), (3, 80240040), (4, 60180030), (5, 48144024), (6, 40120020), (8, 30090015), (9, 26746680), (10, 24072012), (12, 20060010), (15, 16048008), (18, 13373340), (19, 12669480), (20, 12036006), (24, 10030005), (27, 8915560), (30, 8024004), (36, 6686670), (38, 6334740), (40, 6018003), (45, 5349336), (54, 4457780), (57, 4223160), (60, 4012002), (72, 3343335), (76, 3167370), (90, 2674668), (95, 2533896), (108, 2228890), (114, 2111580), (120, 2006001), (135, 1783112), (152, 1583685), (171, 1407720), (180, 1337334), (190, 1266948), (216, 1114445), (228, 1055790), (270, 891556), (285, 844632), (342, 703860), (360, 668667), (380, 633474), (456, 527895), (513, 469240), (540, 445778), (570, 422316), (684, 351930), (760, 316737), (855, 281544), (1026, 234620), (1080, 222889), (1140, 211158), (1368, 175965), (1710, 140772), (2052, 117310), (2280, 105579), (2565, 93848), (3420, 70386), (4104, 58655), (5130, 46924), (6840, 35193), (10260, 23462), (11731, 20520)]