1580241000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{40519}}^1$

素因数の和:40556

約数の個数: 128

約数和(自身を含む): 5309740800

約数和(自身を除く): 3729499800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 50, 52, 60, 65, 75, 78, 100, 104, 120, 125, 130, 150, 156, 195, 200, 250, 260, 300, 312, 325, 375, 390, 500, 520, 600, 650, 750, 780, 975, 1000, 1300, 1500, 1560, 1625, 1950, 2600, 3000, 3250, 3900, 4875, 6500, 7800, 9750, 13000, 19500, 39000, 40519, 81038, 121557, 162076, 202595, 243114, 324152, 405190, 486228, 526747, 607785, 810380, 972456, 1012975, 1053494, 1215570, 1580241, 1620760, 2025950, 2106988, 2431140, 2633735, 3038925, 3160482, 4051900, 4213976, 4862280, 5064875, 5267470, 6077850, 6320964, 7901205, 8103800, 10129750, 10534940, 12155700, 12641928, 13168675, 15194625, 15802410, 20259500, 21069880, 24311400, 26337350, 30389250, 31604820, 39506025, 40519000, 52674700, 60778500, 63209640, 65843375, 79012050, 105349400, 121557000, 131686750, 158024100, 197530125, 263373500, 316048200, 395060250, 526747000, 790120500, 1580241000]

約数ペア:

[(1, 1580241000), (2, 790120500), (3, 526747000), (4, 395060250), (5, 316048200), (6, 263373500), (8, 197530125), (10, 158024100), (12, 131686750), (13, 121557000), (15, 105349400), (20, 79012050), (24, 65843375), (25, 63209640), (26, 60778500), (30, 52674700), (39, 40519000), (40, 39506025), (50, 31604820), (52, 30389250), (60, 26337350), (65, 24311400), (75, 21069880), (78, 20259500), (100, 15802410), (104, 15194625), (120, 13168675), (125, 12641928), (130, 12155700), (150, 10534940), (156, 10129750), (195, 8103800), (200, 7901205), (250, 6320964), (260, 6077850), (300, 5267470), (312, 5064875), (325, 4862280), (375, 4213976), (390, 4051900), (500, 3160482), (520, 3038925), (600, 2633735), (650, 2431140), (750, 2106988), (780, 2025950), (975, 1620760), (1000, 1580241), (1300, 1215570), (1500, 1053494), (1560, 1012975), (1625, 972456), (1950, 810380), (2600, 607785), (3000, 526747), (3250, 486228), (3900, 405190), (4875, 324152), (6500, 243114), (7800, 202595), (9750, 162076), (13000, 121557), (19500, 81038), (39000, 40519)]