171639160

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1$

素因数の和:474

約数の個数: 192

約数和(自身を含む): 517104000

約数和(自身を除く): 345464840

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 19, 20, 22, 28, 35, 38, 40, 44, 49, 55, 56, 70, 76, 77, 88, 95, 98, 110, 133, 140, 152, 154, 190, 196, 209, 220, 245, 266, 280, 308, 380, 385, 392, 418, 419, 440, 490, 532, 539, 616, 665, 760, 770, 836, 838, 931, 980, 1045, 1064, 1078, 1330, 1463, 1540, 1672, 1676, 1862, 1960, 2090, 2095, 2156, 2660, 2695, 2926, 2933, 3080, 3352, 3724, 4180, 4190, 4312, 4609, 4655, 5320, 5390, 5852, 5866, 7315, 7448, 7961, 8360, 8380, 9218, 9310, 10241, 10780, 11704, 11732, 14630, 14665, 15922, 16760, 18436, 18620, 20482, 20531, 21560, 23045, 23464, 29260, 29330, 31844, 32263, 36872, 37240, 39805, 40964, 41062, 46090, 51205, 55727, 58520, 58660, 63688, 64526, 79610, 81928, 82124, 87571, 92180, 102410, 102655, 111454, 117320, 129052, 159220, 161315, 164248, 175142, 184360, 204820, 205310, 222908, 225841, 258104, 278635, 318440, 322630, 350284, 390089, 409640, 410620, 437855, 445816, 451682, 557270, 612997, 645260, 700568, 780178, 821240, 875710, 903364, 1114540, 1129205, 1225994, 1290520, 1560356, 1751420, 1806728, 1950445, 2229080, 2258410, 2451988, 3064985, 3120712, 3502840, 3900890, 4290979, 4516820, 4903976, 6129970, 7801780, 8581958, 9033640, 12259940, 15603560, 17163916, 21454895, 24519880, 34327832, 42909790, 85819580, 171639160]

約数ペア:

[(1, 171639160), (2, 85819580), (4, 42909790), (5, 34327832), (7, 24519880), (8, 21454895), (10, 17163916), (11, 15603560), (14, 12259940), (19, 9033640), (20, 8581958), (22, 7801780), (28, 6129970), (35, 4903976), (38, 4516820), (40, 4290979), (44, 3900890), (49, 3502840), (55, 3120712), (56, 3064985), (70, 2451988), (76, 2258410), (77, 2229080), (88, 1950445), (95, 1806728), (98, 1751420), (110, 1560356), (133, 1290520), (140, 1225994), (152, 1129205), (154, 1114540), (190, 903364), (196, 875710), (209, 821240), (220, 780178), (245, 700568), (266, 645260), (280, 612997), (308, 557270), (380, 451682), (385, 445816), (392, 437855), (418, 410620), (419, 409640), (440, 390089), (490, 350284), (532, 322630), (539, 318440), (616, 278635), (665, 258104), (760, 225841), (770, 222908), (836, 205310), (838, 204820), (931, 184360), (980, 175142), (1045, 164248), (1064, 161315), (1078, 159220), (1330, 129052), (1463, 117320), (1540, 111454), (1672, 102655), (1676, 102410), (1862, 92180), (1960, 87571), (2090, 82124), (2095, 81928), (2156, 79610), (2660, 64526), (2695, 63688), (2926, 58660), (2933, 58520), (3080, 55727), (3352, 51205), (3724, 46090), (4180, 41062), (4190, 40964), (4312, 39805), (4609, 37240), (4655, 36872), (5320, 32263), (5390, 31844), (5852, 29330), (5866, 29260), (7315, 23464), (7448, 23045), (7961, 21560), (8360, 20531), (8380, 20482), (9218, 18620), (9310, 18436), (10241, 16760), (10780, 15922), (11704, 14665), (11732, 14630)]