320979360

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51439}}^1$

素因数の和:51470

約数の個数: 96

約数和(自身を含む): 1088881920

約数和(自身を除く): 767902560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 240, 260, 312, 390, 416, 480, 520, 624, 780, 1040, 1248, 1560, 2080, 3120, 6240, 51439, 102878, 154317, 205756, 257195, 308634, 411512, 514390, 617268, 668707, 771585, 823024, 1028780, 1234536, 1337414, 1543170, 1646048, 2006121, 2057560, 2469072, 2674828, 3086340, 3343535, 4012242, 4115120, 4938144, 5349656, 6172680, 6687070, 8024484, 8230240, 10030605, 10699312, 12345360, 13374140, 16048968, 20061210, 21398624, 24690720, 26748280, 32097936, 40122420, 53496560, 64195872, 80244840, 106993120, 160489680, 320979360]

約数ペア:

[(1, 320979360), (2, 160489680), (3, 106993120), (4, 80244840), (5, 64195872), (6, 53496560), (8, 40122420), (10, 32097936), (12, 26748280), (13, 24690720), (15, 21398624), (16, 20061210), (20, 16048968), (24, 13374140), (26, 12345360), (30, 10699312), (32, 10030605), (39, 8230240), (40, 8024484), (48, 6687070), (52, 6172680), (60, 5349656), (65, 4938144), (78, 4115120), (80, 4012242), (96, 3343535), (104, 3086340), (120, 2674828), (130, 2469072), (156, 2057560), (160, 2006121), (195, 1646048), (208, 1543170), (240, 1337414), (260, 1234536), (312, 1028780), (390, 823024), (416, 771585), (480, 668707), (520, 617268), (624, 514390), (780, 411512), (1040, 308634), (1248, 257195), (1560, 205756), (2080, 154317), (3120, 102878), (6240, 51439)]