15689700

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1$

素因数の和:188

約数の個数: 180

約数和(自身を含む): 55139700

約数和(自身を除く): 39450000

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 27, 30, 36, 39, 45, 50, 52, 54, 60, 65, 75, 78, 81, 90, 100, 108, 117, 130, 135, 149, 150, 156, 162, 180, 195, 225, 234, 260, 270, 298, 300, 324, 325, 351, 390, 405, 447, 450, 468, 540, 585, 596, 650, 675, 702, 745, 780, 810, 894, 900, 975, 1053, 1170, 1300, 1341, 1350, 1404, 1490, 1620, 1755, 1788, 1937, 1950, 2025, 2106, 2235, 2340, 2682, 2700, 2925, 2980, 3510, 3725, 3874, 3900, 4023, 4050, 4212, 4470, 5265, 5364, 5811, 5850, 6705, 7020, 7450, 7748, 8046, 8100, 8775, 8940, 9685, 10530, 11175, 11622, 11700, 12069, 13410, 14900, 16092, 17433, 17550, 19370, 20115, 21060, 22350, 23244, 24138, 26325, 26820, 29055, 33525, 34866, 35100, 38740, 40230, 44700, 48276, 48425, 52299, 52650, 58110, 60345, 67050, 69732, 80460, 87165, 96850, 100575, 104598, 105300, 116220, 120690, 134100, 145275, 156897, 174330, 193700, 201150, 209196, 241380, 261495, 290550, 301725, 313794, 348660, 402300, 435825, 522990, 581100, 603450, 627588, 784485, 871650, 1045980, 1206900, 1307475, 1568970, 1743300, 2614950, 3137940, 3922425, 5229900, 7844850, 15689700]

約数ペア:

[(1, 15689700), (2, 7844850), (3, 5229900), (4, 3922425), (5, 3137940), (6, 2614950), (9, 1743300), (10, 1568970), (12, 1307475), (13, 1206900), (15, 1045980), (18, 871650), (20, 784485), (25, 627588), (26, 603450), (27, 581100), (30, 522990), (36, 435825), (39, 402300), (45, 348660), (50, 313794), (52, 301725), (54, 290550), (60, 261495), (65, 241380), (75, 209196), (78, 201150), (81, 193700), (90, 174330), (100, 156897), (108, 145275), (117, 134100), (130, 120690), (135, 116220), (149, 105300), (150, 104598), (156, 100575), (162, 96850), (180, 87165), (195, 80460), (225, 69732), (234, 67050), (260, 60345), (270, 58110), (298, 52650), (300, 52299), (324, 48425), (325, 48276), (351, 44700), (390, 40230), (405, 38740), (447, 35100), (450, 34866), (468, 33525), (540, 29055), (585, 26820), (596, 26325), (650, 24138), (675, 23244), (702, 22350), (745, 21060), (780, 20115), (810, 19370), (894, 17550), (900, 17433), (975, 16092), (1053, 14900), (1170, 13410), (1300, 12069), (1341, 11700), (1350, 11622), (1404, 11175), (1490, 10530), (1620, 9685), (1755, 8940), (1788, 8775), (1937, 8100), (1950, 8046), (2025, 7748), (2106, 7450), (2235, 7020), (2340, 6705), (2682, 5850), (2700, 5811), (2925, 5364), (2980, 5265), (3510, 4470), (3725, 4212), (3874, 4050), (3900, 4023)]