1248877980

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{17389}}^1$

素因数の和:17433

約数の個数: 192

約数和(自身を含む): 4674432000

約数和(自身を除く): 3425554020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 54, 57, 60, 63, 70, 76, 84, 90, 95, 105, 108, 114, 126, 133, 135, 140, 171, 180, 189, 190, 210, 228, 252, 266, 270, 285, 315, 342, 378, 380, 399, 420, 513, 532, 540, 570, 630, 665, 684, 756, 798, 855, 945, 1026, 1140, 1197, 1260, 1330, 1596, 1710, 1890, 1995, 2052, 2394, 2565, 2660, 3420, 3591, 3780, 3990, 4788, 5130, 5985, 7182, 7980, 10260, 11970, 14364, 17389, 17955, 23940, 34778, 35910, 52167, 69556, 71820, 86945, 104334, 121723, 156501, 173890, 208668, 243446, 260835, 313002, 330391, 347780, 365169, 469503, 486892, 521670, 608615, 626004, 660782, 730338, 782505, 939006, 991173, 1043340, 1095507, 1217230, 1321564, 1460676, 1565010, 1651955, 1825845, 1878012, 1982346, 2191014, 2312737, 2347515, 2434460, 2973519, 3130020, 3286521, 3303910, 3651690, 3964692, 4382028, 4625474, 4695030, 4955865, 5477535, 5947038, 6573042, 6607820, 6938211, 7303380, 8920557, 9250948, 9390060, 9911730, 10955070, 11563685, 11894076, 13146084, 13876422, 14867595, 16432605, 17841114, 19823460, 20814633, 21910140, 23127370, 27752844, 29735190, 32865210, 34691055, 35682228, 41629266, 44602785, 46254740, 59470380, 62443899, 65730420, 69382110, 83258532, 89205570, 104073165, 124887798, 138764220, 178411140, 208146330, 249775596, 312219495, 416292660, 624438990, 1248877980]

約数ペア:

[(1, 1248877980), (2, 624438990), (3, 416292660), (4, 312219495), (5, 249775596), (6, 208146330), (7, 178411140), (9, 138764220), (10, 124887798), (12, 104073165), (14, 89205570), (15, 83258532), (18, 69382110), (19, 65730420), (20, 62443899), (21, 59470380), (27, 46254740), (28, 44602785), (30, 41629266), (35, 35682228), (36, 34691055), (38, 32865210), (42, 29735190), (45, 27752844), (54, 23127370), (57, 21910140), (60, 20814633), (63, 19823460), (70, 17841114), (76, 16432605), (84, 14867595), (90, 13876422), (95, 13146084), (105, 11894076), (108, 11563685), (114, 10955070), (126, 9911730), (133, 9390060), (135, 9250948), (140, 8920557), (171, 7303380), (180, 6938211), (189, 6607820), (190, 6573042), (210, 5947038), (228, 5477535), (252, 4955865), (266, 4695030), (270, 4625474), (285, 4382028), (315, 3964692), (342, 3651690), (378, 3303910), (380, 3286521), (399, 3130020), (420, 2973519), (513, 2434460), (532, 2347515), (540, 2312737), (570, 2191014), (630, 1982346), (665, 1878012), (684, 1825845), (756, 1651955), (798, 1565010), (855, 1460676), (945, 1321564), (1026, 1217230), (1140, 1095507), (1197, 1043340), (1260, 991173), (1330, 939006), (1596, 782505), (1710, 730338), (1890, 660782), (1995, 626004), (2052, 608615), (2394, 521670), (2565, 486892), (2660, 469503), (3420, 365169), (3591, 347780), (3780, 330391), (3990, 313002), (4788, 260835), (5130, 243446), (5985, 208668), (7182, 173890), (7980, 156501), (10260, 121723), (11970, 104334), (14364, 86945), (17389, 71820), (17955, 69556), (23940, 52167), (34778, 35910)]