3190205720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{563}}^1\times {\mathrm{641}}^1$

素因数の和:1245

約数の個数: 128

約数和(自身を含む): 8212155840

約数和(自身を除く): 5021950120

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 563, 641, 680, 884, 1105, 1126, 1282, 1768, 2210, 2252, 2564, 2815, 3205, 4420, 4504, 5128, 5630, 6410, 7319, 8333, 8840, 9571, 10897, 11260, 12820, 14638, 16666, 19142, 21794, 22520, 25640, 29276, 33332, 36595, 38284, 41665, 43588, 47855, 54485, 58552, 66664, 73190, 76568, 83330, 87176, 95710, 108970, 124423, 141661, 146380, 166660, 191420, 217940, 248846, 283322, 292760, 333320, 360883, 382840, 435880, 497692, 566644, 622115, 708305, 721766, 995384, 1133288, 1244230, 1416610, 1443532, 1804415, 2488460, 2833220, 2887064, 3608830, 4691479, 4976920, 5666440, 6135011, 7217660, 9382958, 12270022, 14435320, 18765916, 23457395, 24540044, 30675055, 37531832, 46914790, 49080088, 61350110, 79755143, 93829580, 122700220, 159510286, 187659160, 245400440, 319020572, 398775715, 638041144, 797551430, 1595102860, 3190205720]

約数ペア:

[(1, 3190205720), (2, 1595102860), (4, 797551430), (5, 638041144), (8, 398775715), (10, 319020572), (13, 245400440), (17, 187659160), (20, 159510286), (26, 122700220), (34, 93829580), (40, 79755143), (52, 61350110), (65, 49080088), (68, 46914790), (85, 37531832), (104, 30675055), (130, 24540044), (136, 23457395), (170, 18765916), (221, 14435320), (260, 12270022), (340, 9382958), (442, 7217660), (520, 6135011), (563, 5666440), (641, 4976920), (680, 4691479), (884, 3608830), (1105, 2887064), (1126, 2833220), (1282, 2488460), (1768, 1804415), (2210, 1443532), (2252, 1416610), (2564, 1244230), (2815, 1133288), (3205, 995384), (4420, 721766), (4504, 708305), (5128, 622115), (5630, 566644), (6410, 497692), (7319, 435880), (8333, 382840), (8840, 360883), (9571, 333320), (10897, 292760), (11260, 283322), (12820, 248846), (14638, 217940), (16666, 191420), (19142, 166660), (21794, 146380), (22520, 141661), (25640, 124423), (29276, 108970), (33332, 95710), (36595, 87176), (38284, 83330), (41665, 76568), (43588, 73190), (47855, 66664), (54485, 58552)]