1921305960

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{254141}}^1$

素因数の和:254168

約数の個数: 128

約数和(自身を含む): 7319289600

約数和(自身を除く): 5397983640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 254141, 508282, 762423, 1016564, 1270705, 1524846, 1778987, 2033128, 2287269, 2541410, 3049692, 3557974, 3812115, 4574538, 5082820, 5336961, 6099384, 6861807, 7115948, 7624230, 8894935, 9149076, 10165640, 10673922, 11436345, 13723614, 14231896, 15248460, 16010883, 17789870, 18298152, 21347844, 22872690, 26684805, 27447228, 30496920, 32021766, 34309035, 35579740, 42695688, 45745380, 48032649, 53369610, 54894456, 64043532, 68618070, 71159480, 80054415, 91490760, 96065298, 106739220, 128087064, 137236140, 160108830, 192130596, 213478440, 240163245, 274472280, 320217660, 384261192, 480326490, 640435320, 960652980, 1921305960]

約数ペア:

[(1, 1921305960), (2, 960652980), (3, 640435320), (4, 480326490), (5, 384261192), (6, 320217660), (7, 274472280), (8, 240163245), (9, 213478440), (10, 192130596), (12, 160108830), (14, 137236140), (15, 128087064), (18, 106739220), (20, 96065298), (21, 91490760), (24, 80054415), (27, 71159480), (28, 68618070), (30, 64043532), (35, 54894456), (36, 53369610), (40, 48032649), (42, 45745380), (45, 42695688), (54, 35579740), (56, 34309035), (60, 32021766), (63, 30496920), (70, 27447228), (72, 26684805), (84, 22872690), (90, 21347844), (105, 18298152), (108, 17789870), (120, 16010883), (126, 15248460), (135, 14231896), (140, 13723614), (168, 11436345), (180, 10673922), (189, 10165640), (210, 9149076), (216, 8894935), (252, 7624230), (270, 7115948), (280, 6861807), (315, 6099384), (360, 5336961), (378, 5082820), (420, 4574538), (504, 3812115), (540, 3557974), (630, 3049692), (756, 2541410), (840, 2287269), (945, 2033128), (1080, 1778987), (1260, 1524846), (1512, 1270705), (1890, 1016564), (2520, 762423), (3780, 508282), (7560, 254141)]