2019979680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{221489}}^1$

素因数の和:221526

約数の個数: 96

約数和(自身を含む): 6697857600

約数和(自身を除く): 4677877920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 95, 96, 114, 120, 152, 160, 190, 228, 240, 285, 304, 380, 456, 480, 570, 608, 760, 912, 1140, 1520, 1824, 2280, 3040, 4560, 9120, 221489, 442978, 664467, 885956, 1107445, 1328934, 1771912, 2214890, 2657868, 3322335, 3543824, 4208291, 4429780, 5315736, 6644670, 7087648, 8416582, 8859560, 10631472, 12624873, 13289340, 16833164, 17719120, 21041455, 21262944, 25249746, 26578680, 33666328, 35438240, 42082910, 50499492, 53157360, 63124365, 67332656, 84165820, 100998984, 106314720, 126248730, 134665312, 168331640, 201997968, 252497460, 336663280, 403995936, 504994920, 673326560, 1009989840, 2019979680]

約数ペア:

[(1, 2019979680), (2, 1009989840), (3, 673326560), (4, 504994920), (5, 403995936), (6, 336663280), (8, 252497460), (10, 201997968), (12, 168331640), (15, 134665312), (16, 126248730), (19, 106314720), (20, 100998984), (24, 84165820), (30, 67332656), (32, 63124365), (38, 53157360), (40, 50499492), (48, 42082910), (57, 35438240), (60, 33666328), (76, 26578680), (80, 25249746), (95, 21262944), (96, 21041455), (114, 17719120), (120, 16833164), (152, 13289340), (160, 12624873), (190, 10631472), (228, 8859560), (240, 8416582), (285, 7087648), (304, 6644670), (380, 5315736), (456, 4429780), (480, 4208291), (570, 3543824), (608, 3322335), (760, 2657868), (912, 2214890), (1140, 1771912), (1520, 1328934), (1824, 1107445), (2280, 885956), (3040, 664467), (4560, 442978), (9120, 221489)]