2489707920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{7759}}^1$

素因数の和:7973

約数の個数: 160

約数和(自身を含む): 8868003840

約数和(自身を除く): 6378295920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 191, 210, 240, 280, 336, 382, 420, 560, 573, 764, 840, 955, 1146, 1337, 1528, 1680, 1910, 2292, 2674, 2865, 3056, 3820, 4011, 4584, 5348, 5730, 6685, 7640, 7759, 8022, 9168, 10696, 11460, 13370, 15280, 15518, 16044, 20055, 21392, 22920, 23277, 26740, 31036, 32088, 38795, 40110, 45840, 46554, 53480, 54313, 62072, 64176, 77590, 80220, 93108, 106960, 108626, 116385, 124144, 155180, 160440, 162939, 186216, 217252, 232770, 271565, 310360, 320880, 325878, 372432, 434504, 465540, 543130, 620720, 651756, 814695, 869008, 931080, 1086260, 1303512, 1481969, 1629390, 1862160, 2172520, 2607024, 2963938, 3258780, 4345040, 4445907, 5927876, 6517560, 7409845, 8891814, 10373783, 11855752, 13035120, 14819690, 17783628, 20747566, 22229535, 23711504, 29639380, 31121349, 35567256, 41495132, 44459070, 51868915, 59278760, 62242698, 71134512, 82990264, 88918140, 103737830, 118557520, 124485396, 155606745, 165980528, 177836280, 207475660, 248970792, 311213490, 355672560, 414951320, 497941584, 622426980, 829902640, 1244853960, 2489707920]

約数ペア:

[(1, 2489707920), (2, 1244853960), (3, 829902640), (4, 622426980), (5, 497941584), (6, 414951320), (7, 355672560), (8, 311213490), (10, 248970792), (12, 207475660), (14, 177836280), (15, 165980528), (16, 155606745), (20, 124485396), (21, 118557520), (24, 103737830), (28, 88918140), (30, 82990264), (35, 71134512), (40, 62242698), (42, 59278760), (48, 51868915), (56, 44459070), (60, 41495132), (70, 35567256), (80, 31121349), (84, 29639380), (105, 23711504), (112, 22229535), (120, 20747566), (140, 17783628), (168, 14819690), (191, 13035120), (210, 11855752), (240, 10373783), (280, 8891814), (336, 7409845), (382, 6517560), (420, 5927876), (560, 4445907), (573, 4345040), (764, 3258780), (840, 2963938), (955, 2607024), (1146, 2172520), (1337, 1862160), (1528, 1629390), (1680, 1481969), (1910, 1303512), (2292, 1086260), (2674, 931080), (2865, 869008), (3056, 814695), (3820, 651756), (4011, 620720), (4584, 543130), (5348, 465540), (5730, 434504), (6685, 372432), (7640, 325878), (7759, 320880), (8022, 310360), (9168, 271565), (10696, 232770), (11460, 217252), (13370, 186216), (15280, 162939), (15518, 160440), (16044, 155180), (20055, 124144), (21392, 116385), (22920, 108626), (23277, 106960), (26740, 93108), (31036, 80220), (32088, 77590), (38795, 64176), (40110, 62072), (45840, 54313), (46554, 53480)]