440824960

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1307}}^1$

素因数の和:1374

約数の個数: 128

約数和(自身を含む): 1152714240

約数和(自身を除く): 711889280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 64, 68, 80, 85, 124, 128, 136, 155, 160, 170, 248, 272, 310, 320, 340, 496, 527, 544, 620, 640, 680, 992, 1054, 1088, 1240, 1307, 1360, 1984, 2108, 2176, 2480, 2614, 2635, 2720, 3968, 4216, 4960, 5228, 5270, 5440, 6535, 8432, 9920, 10456, 10540, 10880, 13070, 16864, 19840, 20912, 21080, 22219, 26140, 33728, 40517, 41824, 42160, 44438, 52280, 67456, 81034, 83648, 84320, 88876, 104560, 111095, 162068, 167296, 168640, 177752, 202585, 209120, 222190, 324136, 337280, 355504, 405170, 418240, 444380, 648272, 688789, 711008, 810340, 836480, 888760, 1296544, 1377578, 1422016, 1620680, 1777520, 2593088, 2755156, 2844032, 3241360, 3443945, 3555040, 5186176, 5510312, 6482720, 6887890, 7110080, 11020624, 12965440, 13775780, 14220160, 22041248, 25930880, 27551560, 44082496, 55103120, 88164992, 110206240, 220412480, 440824960]

約数ペア:

[(1, 440824960), (2, 220412480), (4, 110206240), (5, 88164992), (8, 55103120), (10, 44082496), (16, 27551560), (17, 25930880), (20, 22041248), (31, 14220160), (32, 13775780), (34, 12965440), (40, 11020624), (62, 7110080), (64, 6887890), (68, 6482720), (80, 5510312), (85, 5186176), (124, 3555040), (128, 3443945), (136, 3241360), (155, 2844032), (160, 2755156), (170, 2593088), (248, 1777520), (272, 1620680), (310, 1422016), (320, 1377578), (340, 1296544), (496, 888760), (527, 836480), (544, 810340), (620, 711008), (640, 688789), (680, 648272), (992, 444380), (1054, 418240), (1088, 405170), (1240, 355504), (1307, 337280), (1360, 324136), (1984, 222190), (2108, 209120), (2176, 202585), (2480, 177752), (2614, 168640), (2635, 167296), (2720, 162068), (3968, 111095), (4216, 104560), (4960, 88876), (5228, 84320), (5270, 83648), (5440, 81034), (6535, 67456), (8432, 52280), (9920, 44438), (10456, 42160), (10540, 41824), (10880, 40517), (13070, 33728), (16864, 26140), (19840, 22219), (20912, 21080)]