77515740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:268

約数の個数: 144

約数和(自身を含む): 245988288

約数和(自身を除く): 168472548

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 103, 111, 113, 148, 180, 185, 206, 222, 226, 309, 333, 339, 370, 412, 444, 452, 515, 555, 565, 618, 666, 678, 740, 927, 1017, 1030, 1110, 1130, 1236, 1332, 1356, 1545, 1665, 1695, 1854, 2034, 2060, 2220, 2260, 3090, 3330, 3390, 3708, 3811, 4068, 4181, 4635, 5085, 6180, 6660, 6780, 7622, 8362, 9270, 10170, 11433, 11639, 12543, 15244, 16724, 18540, 19055, 20340, 20905, 22866, 23278, 25086, 34299, 34917, 37629, 38110, 41810, 45732, 46556, 50172, 57165, 58195, 62715, 68598, 69834, 75258, 76220, 83620, 104751, 114330, 116390, 125430, 137196, 139668, 150516, 171495, 174585, 188145, 209502, 228660, 232780, 250860, 342990, 349170, 376290, 419004, 430643, 523755, 685980, 698340, 752580, 861286, 1047510, 1291929, 1722572, 2095020, 2153215, 2583858, 3875787, 4306430, 5167716, 6459645, 7751574, 8612860, 12919290, 15503148, 19378935, 25838580, 38757870, 77515740]

約数ペア:

[(1, 77515740), (2, 38757870), (3, 25838580), (4, 19378935), (5, 15503148), (6, 12919290), (9, 8612860), (10, 7751574), (12, 6459645), (15, 5167716), (18, 4306430), (20, 3875787), (30, 2583858), (36, 2153215), (37, 2095020), (45, 1722572), (60, 1291929), (74, 1047510), (90, 861286), (103, 752580), (111, 698340), (113, 685980), (148, 523755), (180, 430643), (185, 419004), (206, 376290), (222, 349170), (226, 342990), (309, 250860), (333, 232780), (339, 228660), (370, 209502), (412, 188145), (444, 174585), (452, 171495), (515, 150516), (555, 139668), (565, 137196), (618, 125430), (666, 116390), (678, 114330), (740, 104751), (927, 83620), (1017, 76220), (1030, 75258), (1110, 69834), (1130, 68598), (1236, 62715), (1332, 58195), (1356, 57165), (1545, 50172), (1665, 46556), (1695, 45732), (1854, 41810), (2034, 38110), (2060, 37629), (2220, 34917), (2260, 34299), (3090, 25086), (3330, 23278), (3390, 22866), (3708, 20905), (3811, 20340), (4068, 19055), (4181, 18540), (4635, 16724), (5085, 15244), (6180, 12543), (6660, 11639), (6780, 11433), (7622, 10170), (8362, 9270)]