20289150

素因数分解:

$2^1\times 3^3\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1$

素因数の和:160

約数の個数: 192

約数和(自身を含む): 67852800

約数和(自身を除く): 47563650

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 25, 27, 30, 35, 38, 42, 45, 50, 54, 57, 63, 70, 75, 90, 95, 105, 113, 114, 126, 133, 135, 150, 171, 175, 189, 190, 210, 225, 226, 266, 270, 285, 315, 339, 342, 350, 378, 399, 450, 475, 513, 525, 565, 570, 630, 665, 675, 678, 791, 798, 855, 945, 950, 1017, 1026, 1050, 1130, 1197, 1330, 1350, 1425, 1575, 1582, 1695, 1710, 1890, 1995, 2034, 2147, 2373, 2394, 2565, 2825, 2850, 3051, 3150, 3325, 3390, 3591, 3955, 3990, 4275, 4294, 4725, 4746, 5085, 5130, 5650, 5985, 6102, 6441, 6650, 7119, 7182, 7910, 8475, 8550, 9450, 9975, 10170, 10735, 11865, 11970, 12825, 12882, 14238, 15029, 15255, 16950, 17955, 19323, 19775, 19950, 21357, 21470, 23730, 25425, 25650, 29925, 30058, 30510, 32205, 35595, 35910, 38646, 39550, 42714, 45087, 50850, 53675, 57969, 59325, 59850, 64410, 71190, 75145, 76275, 89775, 90174, 96615, 106785, 107350, 115938, 118650, 135261, 150290, 152550, 161025, 177975, 179550, 193230, 213570, 225435, 270522, 289845, 322050, 355950, 375725, 405783, 450870, 483075, 533925, 579690, 676305, 751450, 811566, 966150, 1067850, 1127175, 1352610, 1449225, 2028915, 2254350, 2898450, 3381525, 4057830, 6763050, 10144575, 20289150]

約数ペア:

[(1, 20289150), (2, 10144575), (3, 6763050), (5, 4057830), (6, 3381525), (7, 2898450), (9, 2254350), (10, 2028915), (14, 1449225), (15, 1352610), (18, 1127175), (19, 1067850), (21, 966150), (25, 811566), (27, 751450), (30, 676305), (35, 579690), (38, 533925), (42, 483075), (45, 450870), (50, 405783), (54, 375725), (57, 355950), (63, 322050), (70, 289845), (75, 270522), (90, 225435), (95, 213570), (105, 193230), (113, 179550), (114, 177975), (126, 161025), (133, 152550), (135, 150290), (150, 135261), (171, 118650), (175, 115938), (189, 107350), (190, 106785), (210, 96615), (225, 90174), (226, 89775), (266, 76275), (270, 75145), (285, 71190), (315, 64410), (339, 59850), (342, 59325), (350, 57969), (378, 53675), (399, 50850), (450, 45087), (475, 42714), (513, 39550), (525, 38646), (565, 35910), (570, 35595), (630, 32205), (665, 30510), (675, 30058), (678, 29925), (791, 25650), (798, 25425), (855, 23730), (945, 21470), (950, 21357), (1017, 19950), (1026, 19775), (1050, 19323), (1130, 17955), (1197, 16950), (1330, 15255), (1350, 15029), (1425, 14238), (1575, 12882), (1582, 12825), (1695, 11970), (1710, 11865), (1890, 10735), (1995, 10170), (2034, 9975), (2147, 9450), (2373, 8550), (2394, 8475), (2565, 7910), (2825, 7182), (2850, 7119), (3051, 6650), (3150, 6441), (3325, 6102), (3390, 5985), (3591, 5650), (3955, 5130), (3990, 5085), (4275, 4746), (4294, 4725)]