215241000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{5519}}^1$

素因数の和:5556

約数の個数: 128

約数和(自身を含む): 723340800

約数和(自身を除く): 508099800

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, 5519, 6500, 7800, 9750, 11038, 13000, 16557, 19500, 22076, 27595, 33114, 39000, 44152, 55190, 66228, 71747, 82785, 110380, 132456, 137975, 143494, 165570, 215241, 220760, 275950, 286988, 331140, 358735, 413925, 430482, 551900, 573976, 662280, 689875, 717470, 827850, 860964, 1076205, 1103800, 1379750, 1434940, 1655700, 1721928, 1793675, 2069625, 2152410, 2759500, 2869880, 3311400, 3587350, 4139250, 4304820, 5381025, 5519000, 7174700, 8278500, 8609640, 8968375, 10762050, 14349400, 16557000, 17936750, 21524100, 26905125, 35873500, 43048200, 53810250, 71747000, 107620500, 215241000]

約数ペア:

[(1, 215241000), (2, 107620500), (3, 71747000), (4, 53810250), (5, 43048200), (6, 35873500), (8, 26905125), (10, 21524100), (12, 17936750), (13, 16557000), (15, 14349400), (20, 10762050), (24, 8968375), (25, 8609640), (26, 8278500), (30, 7174700), (39, 5519000), (40, 5381025), (50, 4304820), (52, 4139250), (60, 3587350), (65, 3311400), (75, 2869880), (78, 2759500), (100, 2152410), (104, 2069625), (120, 1793675), (125, 1721928), (130, 1655700), (150, 1434940), (156, 1379750), (195, 1103800), (200, 1076205), (250, 860964), (260, 827850), (300, 717470), (312, 689875), (325, 662280), (375, 573976), (390, 551900), (500, 430482), (520, 413925), (600, 358735), (650, 331140), (750, 286988), (780, 275950), (975, 220760), (1000, 215241), (1300, 165570), (1500, 143494), (1560, 137975), (1625, 132456), (1950, 110380), (2600, 82785), (3000, 71747), (3250, 66228), (3900, 55190), (4875, 44152), (5519, 39000), (6500, 33114), (7800, 27595), (9750, 22076), (11038, 19500), (13000, 16557)]