1642920000

素因数分解:

$2^6\times 3^1\times 5^4\times {\mathrm{13691}}^1$

素因数の和:13726

約数の個数: 140

約数和(自身を含む): 5432273616

約数和(自身を除く): 3789353616

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 125, 150, 160, 192, 200, 240, 250, 300, 320, 375, 400, 480, 500, 600, 625, 750, 800, 960, 1000, 1200, 1250, 1500, 1600, 1875, 2000, 2400, 2500, 3000, 3750, 4000, 4800, 5000, 6000, 7500, 8000, 10000, 12000, 13691, 15000, 20000, 24000, 27382, 30000, 40000, 41073, 54764, 60000, 68455, 82146, 109528, 120000, 136910, 164292, 205365, 219056, 273820, 328584, 342275, 410730, 438112, 547640, 657168, 684550, 821460, 876224, 1026825, 1095280, 1314336, 1369100, 1642920, 1711375, 2053650, 2190560, 2628672, 2738200, 3285840, 3422750, 4107300, 4381120, 5134125, 5476400, 6571680, 6845500, 8214600, 8556875, 10268250, 10952800, 13143360, 13691000, 16429200, 17113750, 20536500, 21905600, 25670625, 27382000, 32858400, 34227500, 41073000, 51341250, 54764000, 65716800, 68455000, 82146000, 102682500, 109528000, 136910000, 164292000, 205365000, 273820000, 328584000, 410730000, 547640000, 821460000, 1642920000]

約数ペア:

[(1, 1642920000), (2, 821460000), (3, 547640000), (4, 410730000), (5, 328584000), (6, 273820000), (8, 205365000), (10, 164292000), (12, 136910000), (15, 109528000), (16, 102682500), (20, 82146000), (24, 68455000), (25, 65716800), (30, 54764000), (32, 51341250), (40, 41073000), (48, 34227500), (50, 32858400), (60, 27382000), (64, 25670625), (75, 21905600), (80, 20536500), (96, 17113750), (100, 16429200), (120, 13691000), (125, 13143360), (150, 10952800), (160, 10268250), (192, 8556875), (200, 8214600), (240, 6845500), (250, 6571680), (300, 5476400), (320, 5134125), (375, 4381120), (400, 4107300), (480, 3422750), (500, 3285840), (600, 2738200), (625, 2628672), (750, 2190560), (800, 2053650), (960, 1711375), (1000, 1642920), (1200, 1369100), (1250, 1314336), (1500, 1095280), (1600, 1026825), (1875, 876224), (2000, 821460), (2400, 684550), (2500, 657168), (3000, 547640), (3750, 438112), (4000, 410730), (4800, 342275), (5000, 328584), (6000, 273820), (7500, 219056), (8000, 205365), (10000, 164292), (12000, 136910), (13691, 120000), (15000, 109528), (20000, 82146), (24000, 68455), (27382, 60000), (30000, 54764), (40000, 41073)]