12878128440

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{571}}^1\times {\mathrm{6961}}^1$

素因数の和:7555

約数の個数: 160

約数和(自身を含む): 43366854960

約数和(自身を除く): 30488726520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 571, 648, 810, 1080, 1142, 1620, 1713, 2284, 2855, 3240, 3426, 4568, 5139, 5710, 6852, 6961, 8565, 10278, 11420, 13704, 13922, 15417, 17130, 20556, 20883, 22840, 25695, 27844, 30834, 34260, 34805, 41112, 41766, 46251, 51390, 55688, 61668, 62649, 68520, 69610, 77085, 83532, 92502, 102780, 104415, 123336, 125298, 139220, 154170, 167064, 185004, 187947, 205560, 208830, 231255, 250596, 278440, 308340, 313245, 370008, 375894, 417660, 462510, 501192, 563841, 616680, 626490, 751788, 835320, 925020, 939735, 1127682, 1252980, 1503576, 1850040, 1879470, 2255364, 2505960, 2819205, 3758940, 3974731, 4510728, 5638410, 7517880, 7949462, 11276820, 11924193, 15898924, 19873655, 22553640, 23848386, 31797848, 35772579, 39747310, 47696772, 59620965, 71545158, 79494620, 95393544, 107317737, 119241930, 143090316, 158989240, 178862895, 214635474, 238483860, 286180632, 321953211, 357725790, 429270948, 476967720, 536588685, 643906422, 715451580, 858541896, 1073177370, 1287812844, 1430903160, 1609766055, 2146354740, 2575625688, 3219532110, 4292709480, 6439064220, 12878128440]

約数ペア:

[(1, 12878128440), (2, 6439064220), (3, 4292709480), (4, 3219532110), (5, 2575625688), (6, 2146354740), (8, 1609766055), (9, 1430903160), (10, 1287812844), (12, 1073177370), (15, 858541896), (18, 715451580), (20, 643906422), (24, 536588685), (27, 476967720), (30, 429270948), (36, 357725790), (40, 321953211), (45, 286180632), (54, 238483860), (60, 214635474), (72, 178862895), (81, 158989240), (90, 143090316), (108, 119241930), (120, 107317737), (135, 95393544), (162, 79494620), (180, 71545158), (216, 59620965), (270, 47696772), (324, 39747310), (360, 35772579), (405, 31797848), (540, 23848386), (571, 22553640), (648, 19873655), (810, 15898924), (1080, 11924193), (1142, 11276820), (1620, 7949462), (1713, 7517880), (2284, 5638410), (2855, 4510728), (3240, 3974731), (3426, 3758940), (4568, 2819205), (5139, 2505960), (5710, 2255364), (6852, 1879470), (6961, 1850040), (8565, 1503576), (10278, 1252980), (11420, 1127682), (13704, 939735), (13922, 925020), (15417, 835320), (17130, 751788), (20556, 626490), (20883, 616680), (22840, 563841), (25695, 501192), (27844, 462510), (30834, 417660), (34260, 375894), (34805, 370008), (41112, 313245), (41766, 308340), (46251, 278440), (51390, 250596), (55688, 231255), (61668, 208830), (62649, 205560), (68520, 187947), (69610, 185004), (77085, 167064), (83532, 154170), (92502, 139220), (102780, 125298), (104415, 123336)]