220439409820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1\times {\mathrm{69959}}^1$

素因数の和:70363

約数の個数: 96

約数和(自身を含む): 538206197760

約数和(自身を除く): 317766787940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 317, 355, 497, 634, 710, 994, 1268, 1420, 1585, 1988, 2219, 2485, 3170, 4438, 4970, 6340, 8876, 9940, 11095, 22190, 22507, 44380, 45014, 69959, 90028, 112535, 139918, 157549, 225070, 279836, 315098, 349795, 450140, 489713, 630196, 699590, 787745, 979426, 1399180, 1575490, 1958852, 2448565, 3150980, 4897130, 4967089, 9794260, 9934178, 19868356, 22177003, 24835445, 34769623, 44354006, 49670890, 69539246, 88708012, 99341780, 110885015, 139078492, 155239021, 173848115, 221770030, 310478042, 347696230, 443540060, 620956084, 695392460, 776195105, 1552390210, 1574567213, 3104780420, 3149134426, 6298268852, 7872836065, 11021970491, 15745672130, 22043940982, 31491344260, 44087881964, 55109852455, 110219704910, 220439409820]

約数ペア:

[(1, 220439409820), (2, 110219704910), (4, 55109852455), (5, 44087881964), (7, 31491344260), (10, 22043940982), (14, 15745672130), (20, 11021970491), (28, 7872836065), (35, 6298268852), (70, 3149134426), (71, 3104780420), (140, 1574567213), (142, 1552390210), (284, 776195105), (317, 695392460), (355, 620956084), (497, 443540060), (634, 347696230), (710, 310478042), (994, 221770030), (1268, 173848115), (1420, 155239021), (1585, 139078492), (1988, 110885015), (2219, 99341780), (2485, 88708012), (3170, 69539246), (4438, 49670890), (4970, 44354006), (6340, 34769623), (8876, 24835445), (9940, 22177003), (11095, 19868356), (22190, 9934178), (22507, 9794260), (44380, 4967089), (45014, 4897130), (69959, 3150980), (90028, 2448565), (112535, 1958852), (139918, 1575490), (157549, 1399180), (225070, 979426), (279836, 787745), (315098, 699590), (349795, 630196), (450140, 489713)]