20664200400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{23557}}^1$

素因数の和:23638

約数の個数: 240

約数和(自身を含む): 71721105984

約数和(自身を除く): 51056905584

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 25, 30, 34, 40, 43, 48, 50, 51, 60, 68, 75, 80, 85, 86, 100, 102, 120, 129, 136, 150, 170, 172, 200, 204, 215, 240, 255, 258, 272, 300, 340, 344, 400, 408, 425, 430, 510, 516, 600, 645, 680, 688, 731, 816, 850, 860, 1020, 1032, 1075, 1200, 1275, 1290, 1360, 1462, 1700, 1720, 2040, 2064, 2150, 2193, 2550, 2580, 2924, 3225, 3400, 3440, 3655, 4080, 4300, 4386, 5100, 5160, 5848, 6450, 6800, 7310, 8600, 8772, 10200, 10320, 10965, 11696, 12900, 14620, 17200, 17544, 18275, 20400, 21930, 23557, 25800, 29240, 35088, 36550, 43860, 47114, 51600, 54825, 58480, 70671, 73100, 87720, 94228, 109650, 117785, 141342, 146200, 175440, 188456, 219300, 235570, 282684, 292400, 353355, 376912, 400469, 438600, 471140, 565368, 588925, 706710, 800938, 877200, 942280, 1012951, 1130736, 1177850, 1201407, 1413420, 1601876, 1766775, 1884560, 2002345, 2025902, 2355700, 2402814, 2826840, 3038853, 3203752, 3533550, 4004690, 4051804, 4711400, 4805628, 5064755, 5653680, 6007035, 6077706, 6407504, 7067100, 8009380, 8103608, 9422800, 9611256, 10011725, 10129510, 12014070, 12155412, 14134200, 15194265, 16018760, 16207216, 17220167, 19222512, 20023450, 20259020, 24028140, 24310824, 25323775, 28268400, 30035175, 30388530, 32037520, 34440334, 40046900, 40518040, 48056280, 48621648, 50647550, 51660501, 60070350, 60777060, 68880668, 75971325, 80093800, 81036080, 86100835, 96112560, 101295100, 103321002, 120140700, 121554120, 137761336, 151942650, 160187600, 172201670, 202590200, 206642004, 240281400, 243108240, 258302505, 275522672, 303885300, 344403340, 405180400, 413284008, 430504175, 480562800, 516605010, 607770600, 688806680, 826568016, 861008350, 1033210020, 1215541200, 1291512525, 1377613360, 1722016700, 2066420040, 2583025050, 3444033400, 4132840080, 5166050100, 6888066800, 10332100200, 20664200400]

約数ペア:

[(1, 20664200400), (2, 10332100200), (3, 6888066800), (4, 5166050100), (5, 4132840080), (6, 3444033400), (8, 2583025050), (10, 2066420040), (12, 1722016700), (15, 1377613360), (16, 1291512525), (17, 1215541200), (20, 1033210020), (24, 861008350), (25, 826568016), (30, 688806680), (34, 607770600), (40, 516605010), (43, 480562800), (48, 430504175), (50, 413284008), (51, 405180400), (60, 344403340), (68, 303885300), (75, 275522672), (80, 258302505), (85, 243108240), (86, 240281400), (100, 206642004), (102, 202590200), (120, 172201670), (129, 160187600), (136, 151942650), (150, 137761336), (170, 121554120), (172, 120140700), (200, 103321002), (204, 101295100), (215, 96112560), (240, 86100835), (255, 81036080), (258, 80093800), (272, 75971325), (300, 68880668), (340, 60777060), (344, 60070350), (400, 51660501), (408, 50647550), (425, 48621648), (430, 48056280), (510, 40518040), (516, 40046900), (600, 34440334), (645, 32037520), (680, 30388530), (688, 30035175), (731, 28268400), (816, 25323775), (850, 24310824), (860, 24028140), (1020, 20259020), (1032, 20023450), (1075, 19222512), (1200, 17220167), (1275, 16207216), (1290, 16018760), (1360, 15194265), (1462, 14134200), (1700, 12155412), (1720, 12014070), (2040, 10129510), (2064, 10011725), (2150, 9611256), (2193, 9422800), (2550, 8103608), (2580, 8009380), (2924, 7067100), (3225, 6407504), (3400, 6077706), (3440, 6007035), (3655, 5653680), (4080, 5064755), (4300, 4805628), (4386, 4711400), (5100, 4051804), (5160, 4004690), (5848, 3533550), (6450, 3203752), (6800, 3038853), (7310, 2826840), (8600, 2402814), (8772, 2355700), (10200, 2025902), (10320, 2002345), (10965, 1884560), (11696, 1766775), (12900, 1601876), (14620, 1413420), (17200, 1201407), (17544, 1177850), (18275, 1130736), (20400, 1012951), (21930, 942280), (23557, 877200), (25800, 800938), (29240, 706710), (35088, 588925), (36550, 565368), (43860, 471140), (47114, 438600), (51600, 400469), (54825, 376912), (58480, 353355), (70671, 292400), (73100, 282684), (87720, 235570), (94228, 219300), (109650, 188456), (117785, 175440), (141342, 146200)]