79630720

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{563}}^1$

素因数の和:612

約数の個数: 128

約数和(自身を含む): 217455840

約数和(自身を除く): 137825120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 104, 128, 130, 136, 160, 170, 208, 221, 260, 272, 320, 340, 416, 442, 520, 544, 563, 640, 680, 832, 884, 1040, 1088, 1105, 1126, 1360, 1664, 1768, 2080, 2176, 2210, 2252, 2720, 2815, 3536, 4160, 4420, 4504, 5440, 5630, 7072, 7319, 8320, 8840, 9008, 9571, 10880, 11260, 14144, 14638, 17680, 18016, 19142, 22520, 28288, 29276, 35360, 36032, 36595, 38284, 45040, 47855, 58552, 70720, 72064, 73190, 76568, 90080, 95710, 117104, 124423, 141440, 146380, 153136, 180160, 191420, 234208, 248846, 292760, 306272, 360320, 382840, 468416, 497692, 585520, 612544, 622115, 765680, 936832, 995384, 1171040, 1225088, 1244230, 1531360, 1990768, 2342080, 2488460, 3062720, 3981536, 4684160, 4976920, 6125440, 7963072, 9953840, 15926144, 19907680, 39815360, 79630720]

約数ペア:

[(1, 79630720), (2, 39815360), (4, 19907680), (5, 15926144), (8, 9953840), (10, 7963072), (13, 6125440), (16, 4976920), (17, 4684160), (20, 3981536), (26, 3062720), (32, 2488460), (34, 2342080), (40, 1990768), (52, 1531360), (64, 1244230), (65, 1225088), (68, 1171040), (80, 995384), (85, 936832), (104, 765680), (128, 622115), (130, 612544), (136, 585520), (160, 497692), (170, 468416), (208, 382840), (221, 360320), (260, 306272), (272, 292760), (320, 248846), (340, 234208), (416, 191420), (442, 180160), (520, 153136), (544, 146380), (563, 141440), (640, 124423), (680, 117104), (832, 95710), (884, 90080), (1040, 76568), (1088, 73190), (1105, 72064), (1126, 70720), (1360, 58552), (1664, 47855), (1768, 45040), (2080, 38284), (2176, 36595), (2210, 36032), (2252, 35360), (2720, 29276), (2815, 28288), (3536, 22520), (4160, 19142), (4420, 18016), (4504, 17680), (5440, 14638), (5630, 14144), (7072, 11260), (7319, 10880), (8320, 9571), (8840, 9008)]