2887395280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{6421}}^1$

素因数の和:6525

約数の個数: 160

約数和(自身を含む): 8485671168

約数和(自身を除く): 5598275888

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 73, 77, 80, 88, 110, 112, 140, 146, 154, 176, 220, 280, 292, 308, 365, 385, 440, 511, 560, 584, 616, 730, 770, 803, 880, 1022, 1168, 1232, 1460, 1540, 1606, 2044, 2555, 2920, 3080, 3212, 4015, 4088, 5110, 5621, 5840, 6160, 6421, 6424, 8030, 8176, 10220, 11242, 12842, 12848, 16060, 20440, 22484, 25684, 28105, 32105, 32120, 40880, 44947, 44968, 51368, 56210, 64210, 64240, 70631, 89894, 89936, 102736, 112420, 128420, 141262, 179788, 224735, 224840, 256840, 282524, 353155, 359576, 449470, 449680, 468733, 494417, 513680, 565048, 706310, 719152, 898940, 937466, 988834, 1130096, 1412620, 1797880, 1874932, 1977668, 2343665, 2472085, 2825240, 3281131, 3595760, 3749864, 3955336, 4687330, 4944170, 5156063, 5650480, 6562262, 7499728, 7910672, 9374660, 9888340, 10312126, 13124524, 16405655, 18749320, 19776680, 20624252, 25780315, 26249048, 32811310, 36092441, 37498640, 39553360, 41248504, 51560630, 52498096, 65622620, 72184882, 82497008, 103121260, 131245240, 144369764, 180462205, 206242520, 262490480, 288739528, 360924410, 412485040, 577479056, 721848820, 1443697640, 2887395280]

約数ペア:

[(1, 2887395280), (2, 1443697640), (4, 721848820), (5, 577479056), (7, 412485040), (8, 360924410), (10, 288739528), (11, 262490480), (14, 206242520), (16, 180462205), (20, 144369764), (22, 131245240), (28, 103121260), (35, 82497008), (40, 72184882), (44, 65622620), (55, 52498096), (56, 51560630), (70, 41248504), (73, 39553360), (77, 37498640), (80, 36092441), (88, 32811310), (110, 26249048), (112, 25780315), (140, 20624252), (146, 19776680), (154, 18749320), (176, 16405655), (220, 13124524), (280, 10312126), (292, 9888340), (308, 9374660), (365, 7910672), (385, 7499728), (440, 6562262), (511, 5650480), (560, 5156063), (584, 4944170), (616, 4687330), (730, 3955336), (770, 3749864), (803, 3595760), (880, 3281131), (1022, 2825240), (1168, 2472085), (1232, 2343665), (1460, 1977668), (1540, 1874932), (1606, 1797880), (2044, 1412620), (2555, 1130096), (2920, 988834), (3080, 937466), (3212, 898940), (4015, 719152), (4088, 706310), (5110, 565048), (5621, 513680), (5840, 494417), (6160, 468733), (6421, 449680), (6424, 449470), (8030, 359576), (8176, 353155), (10220, 282524), (11242, 256840), (12842, 224840), (12848, 224735), (16060, 179788), (20440, 141262), (22484, 128420), (25684, 112420), (28105, 102736), (32105, 89936), (32120, 89894), (40880, 70631), (44947, 64240), (44968, 64210), (51368, 56210)]