72485160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{617}}^1$

素因数の和:731

約数の個数: 128

約数和(自身を含む): 240278400

約数和(自身を除く): 167793240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 89, 110, 120, 132, 165, 178, 220, 264, 267, 330, 356, 440, 445, 534, 617, 660, 712, 890, 979, 1068, 1234, 1320, 1335, 1780, 1851, 1958, 2136, 2468, 2670, 2937, 3085, 3560, 3702, 3916, 4895, 4936, 5340, 5874, 6170, 6787, 7404, 7832, 9255, 9790, 10680, 11748, 12340, 13574, 14685, 14808, 18510, 19580, 20361, 23496, 24680, 27148, 29370, 33935, 37020, 39160, 40722, 54296, 54913, 58740, 67870, 74040, 81444, 101805, 109826, 117480, 135740, 162888, 164739, 203610, 219652, 271480, 274565, 329478, 407220, 439304, 549130, 604043, 658956, 814440, 823695, 1098260, 1208086, 1317912, 1647390, 1812129, 2196520, 2416172, 3020215, 3294780, 3624258, 4832344, 6040430, 6589560, 7248516, 9060645, 12080860, 14497032, 18121290, 24161720, 36242580, 72485160]

約数ペア:

[(1, 72485160), (2, 36242580), (3, 24161720), (4, 18121290), (5, 14497032), (6, 12080860), (8, 9060645), (10, 7248516), (11, 6589560), (12, 6040430), (15, 4832344), (20, 3624258), (22, 3294780), (24, 3020215), (30, 2416172), (33, 2196520), (40, 1812129), (44, 1647390), (55, 1317912), (60, 1208086), (66, 1098260), (88, 823695), (89, 814440), (110, 658956), (120, 604043), (132, 549130), (165, 439304), (178, 407220), (220, 329478), (264, 274565), (267, 271480), (330, 219652), (356, 203610), (440, 164739), (445, 162888), (534, 135740), (617, 117480), (660, 109826), (712, 101805), (890, 81444), (979, 74040), (1068, 67870), (1234, 58740), (1320, 54913), (1335, 54296), (1780, 40722), (1851, 39160), (1958, 37020), (2136, 33935), (2468, 29370), (2670, 27148), (2937, 24680), (3085, 23496), (3560, 20361), (3702, 19580), (3916, 18510), (4895, 14808), (4936, 14685), (5340, 13574), (5874, 12340), (6170, 11748), (6787, 10680), (7404, 9790), (7832, 9255)]