20181470010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1\times {\mathrm{2539}}^1$

素因数の和:2880

約数の個数: 128

約数和(自身を含む): 52998624000

約数和(自身を除く): 32817153990

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 89, 130, 178, 195, 229, 267, 390, 445, 458, 534, 687, 890, 1145, 1157, 1335, 1374, 2290, 2314, 2539, 2670, 2977, 3435, 3471, 5078, 5785, 5954, 6870, 6942, 7617, 8931, 11570, 12695, 14885, 15234, 17355, 17862, 20381, 25390, 29770, 33007, 34710, 38085, 40762, 44655, 61143, 66014, 76170, 89310, 99021, 101905, 122286, 165035, 198042, 203810, 225971, 264953, 305715, 330070, 451942, 495105, 529906, 581431, 611430, 677913, 794859, 990210, 1129855, 1162862, 1324765, 1355826, 1589718, 1744293, 2259710, 2649530, 2907155, 2937623, 3389565, 3488586, 3974295, 5814310, 5875246, 6779130, 7558603, 7948590, 8721465, 8812869, 14688115, 15117206, 17442930, 17625738, 22675809, 29376230, 37793015, 44064345, 45351618, 51747359, 75586030, 88128690, 103494718, 113379045, 155242077, 226758090, 258736795, 310484154, 517473590, 672715667, 776210385, 1345431334, 1552420770, 2018147001, 3363578335, 4036294002, 6727156670, 10090735005, 20181470010]

約数ペア:

[(1, 20181470010), (2, 10090735005), (3, 6727156670), (5, 4036294002), (6, 3363578335), (10, 2018147001), (13, 1552420770), (15, 1345431334), (26, 776210385), (30, 672715667), (39, 517473590), (65, 310484154), (78, 258736795), (89, 226758090), (130, 155242077), (178, 113379045), (195, 103494718), (229, 88128690), (267, 75586030), (390, 51747359), (445, 45351618), (458, 44064345), (534, 37793015), (687, 29376230), (890, 22675809), (1145, 17625738), (1157, 17442930), (1335, 15117206), (1374, 14688115), (2290, 8812869), (2314, 8721465), (2539, 7948590), (2670, 7558603), (2977, 6779130), (3435, 5875246), (3471, 5814310), (5078, 3974295), (5785, 3488586), (5954, 3389565), (6870, 2937623), (6942, 2907155), (7617, 2649530), (8931, 2259710), (11570, 1744293), (12695, 1589718), (14885, 1355826), (15234, 1324765), (17355, 1162862), (17862, 1129855), (20381, 990210), (25390, 794859), (29770, 677913), (33007, 611430), (34710, 581431), (38085, 529906), (40762, 495105), (44655, 451942), (61143, 330070), (66014, 305715), (76170, 264953), (89310, 225971), (99021, 203810), (101905, 198042), (122286, 165035)]