42421680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{443}}^1$

素因数の和:488

約数の個数: 240

約数和(自身を含む): 171774720

約数和(自身を除く): 129353040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 48, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 105, 112, 114, 120, 126, 133, 140, 144, 152, 168, 171, 180, 190, 210, 228, 240, 252, 266, 280, 285, 304, 315, 336, 342, 360, 380, 399, 420, 443, 456, 504, 532, 560, 570, 630, 665, 684, 720, 760, 798, 840, 855, 886, 912, 1008, 1064, 1140, 1197, 1260, 1329, 1330, 1368, 1520, 1596, 1680, 1710, 1772, 1995, 2128, 2215, 2280, 2394, 2520, 2658, 2660, 2736, 3101, 3192, 3420, 3544, 3987, 3990, 4430, 4560, 4788, 5040, 5316, 5320, 5985, 6202, 6384, 6645, 6840, 7088, 7974, 7980, 8417, 8860, 9303, 9576, 10632, 10640, 11970, 12404, 13290, 13680, 15505, 15948, 15960, 16834, 17720, 18606, 19152, 19935, 21264, 23940, 24808, 25251, 26580, 27909, 31010, 31896, 31920, 33668, 35440, 37212, 39870, 42085, 46515, 47880, 49616, 50502, 53160, 55818, 58919, 62020, 63792, 67336, 74424, 75753, 79740, 84170, 93030, 95760, 101004, 106320, 111636, 117838, 124040, 126255, 134672, 139545, 148848, 151506, 159480, 168340, 176757, 186060, 202008, 223272, 235676, 248080, 252510, 279090, 294595, 303012, 318960, 336680, 353514, 372120, 378765, 404016, 446544, 471352, 505020, 530271, 558180, 589190, 606024, 673360, 707028, 744240, 757530, 883785, 942704, 1010040, 1060542, 1116360, 1178380, 1212048, 1414056, 1515060, 1767570, 2020080, 2121084, 2232720, 2356760, 2651355, 2828112, 3030120, 3535140, 4242168, 4713520, 5302710, 6060240, 7070280, 8484336, 10605420, 14140560, 21210840, 42421680]

約数ペア:

[(1, 42421680), (2, 21210840), (3, 14140560), (4, 10605420), (5, 8484336), (6, 7070280), (7, 6060240), (8, 5302710), (9, 4713520), (10, 4242168), (12, 3535140), (14, 3030120), (15, 2828112), (16, 2651355), (18, 2356760), (19, 2232720), (20, 2121084), (21, 2020080), (24, 1767570), (28, 1515060), (30, 1414056), (35, 1212048), (36, 1178380), (38, 1116360), (40, 1060542), (42, 1010040), (45, 942704), (48, 883785), (56, 757530), (57, 744240), (60, 707028), (63, 673360), (70, 606024), (72, 589190), (76, 558180), (80, 530271), (84, 505020), (90, 471352), (95, 446544), (105, 404016), (112, 378765), (114, 372120), (120, 353514), (126, 336680), (133, 318960), (140, 303012), (144, 294595), (152, 279090), (168, 252510), (171, 248080), (180, 235676), (190, 223272), (210, 202008), (228, 186060), (240, 176757), (252, 168340), (266, 159480), (280, 151506), (285, 148848), (304, 139545), (315, 134672), (336, 126255), (342, 124040), (360, 117838), (380, 111636), (399, 106320), (420, 101004), (443, 95760), (456, 93030), (504, 84170), (532, 79740), (560, 75753), (570, 74424), (630, 67336), (665, 63792), (684, 62020), (720, 58919), (760, 55818), (798, 53160), (840, 50502), (855, 49616), (886, 47880), (912, 46515), (1008, 42085), (1064, 39870), (1140, 37212), (1197, 35440), (1260, 33668), (1329, 31920), (1330, 31896), (1368, 31010), (1520, 27909), (1596, 26580), (1680, 25251), (1710, 24808), (1772, 23940), (1995, 21264), (2128, 19935), (2215, 19152), (2280, 18606), (2394, 17720), (2520, 16834), (2658, 15960), (2660, 15948), (2736, 15505), (3101, 13680), (3192, 13290), (3420, 12404), (3544, 11970), (3987, 10640), (3990, 10632), (4430, 9576), (4560, 9303), (4788, 8860), (5040, 8417), (5316, 7980), (5320, 7974), (5985, 7088), (6202, 6840), (6384, 6645)]