201854940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{1663}}^1$

素因数の和:1716

約数の個数: 144

約数和(自身を含む): 686579712

約数和(自身を除く): 484724772

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 289, 340, 357, 420, 476, 510, 578, 595, 714, 867, 1020, 1156, 1190, 1428, 1445, 1663, 1734, 1785, 2023, 2380, 2890, 3326, 3468, 3570, 4046, 4335, 4989, 5780, 6069, 6652, 7140, 8092, 8315, 8670, 9978, 10115, 11641, 12138, 16630, 17340, 19956, 20230, 23282, 24276, 24945, 28271, 30345, 33260, 34923, 40460, 46564, 49890, 56542, 58205, 60690, 69846, 84813, 99780, 113084, 116410, 121380, 139692, 141355, 169626, 174615, 197897, 232820, 282710, 339252, 349230, 395794, 424065, 480607, 565420, 593691, 698460, 791588, 848130, 961214, 989485, 1187382, 1441821, 1696260, 1922428, 1978970, 2374764, 2403035, 2883642, 2968455, 3364249, 3957940, 4806070, 5767284, 5936910, 6728498, 7209105, 9612140, 10092747, 11873820, 13456996, 14418210, 16821245, 20185494, 28836420, 33642490, 40370988, 50463735, 67284980, 100927470, 201854940]

約数ペア:

[(1, 201854940), (2, 100927470), (3, 67284980), (4, 50463735), (5, 40370988), (6, 33642490), (7, 28836420), (10, 20185494), (12, 16821245), (14, 14418210), (15, 13456996), (17, 11873820), (20, 10092747), (21, 9612140), (28, 7209105), (30, 6728498), (34, 5936910), (35, 5767284), (42, 4806070), (51, 3957940), (60, 3364249), (68, 2968455), (70, 2883642), (84, 2403035), (85, 2374764), (102, 1978970), (105, 1922428), (119, 1696260), (140, 1441821), (170, 1187382), (204, 989485), (210, 961214), (238, 848130), (255, 791588), (289, 698460), (340, 593691), (357, 565420), (420, 480607), (476, 424065), (510, 395794), (578, 349230), (595, 339252), (714, 282710), (867, 232820), (1020, 197897), (1156, 174615), (1190, 169626), (1428, 141355), (1445, 139692), (1663, 121380), (1734, 116410), (1785, 113084), (2023, 99780), (2380, 84813), (2890, 69846), (3326, 60690), (3468, 58205), (3570, 56542), (4046, 49890), (4335, 46564), (4989, 40460), (5780, 34923), (6069, 33260), (6652, 30345), (7140, 28271), (8092, 24945), (8315, 24276), (8670, 23282), (9978, 20230), (10115, 19956), (11641, 17340), (12138, 16630)]