213812640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{4013}}^1$

素因数の和:4071

約数の個数: 144

約数和(自身を含む): 749542248

約数和(自身を除く): 535729608

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 37, 40, 45, 48, 60, 72, 74, 80, 90, 96, 111, 120, 144, 148, 160, 180, 185, 222, 240, 288, 296, 333, 360, 370, 444, 480, 555, 592, 666, 720, 740, 888, 1110, 1184, 1332, 1440, 1480, 1665, 1776, 2220, 2664, 2960, 3330, 3552, 4013, 4440, 5328, 5920, 6660, 8026, 8880, 10656, 12039, 13320, 16052, 17760, 20065, 24078, 26640, 32104, 36117, 40130, 48156, 53280, 60195, 64208, 72234, 80260, 96312, 120390, 128416, 144468, 148481, 160520, 180585, 192624, 240780, 288936, 296962, 321040, 361170, 385248, 445443, 481560, 577872, 593924, 642080, 722340, 742405, 890886, 963120, 1155744, 1187848, 1336329, 1444680, 1484810, 1781772, 1926240, 2227215, 2375696, 2672658, 2889360, 2969620, 3563544, 4454430, 4751392, 5345316, 5778720, 5939240, 6681645, 7127088, 8908860, 10690632, 11878480, 13363290, 14254176, 17817720, 21381264, 23756960, 26726580, 35635440, 42762528, 53453160, 71270880, 106906320, 213812640]

約数ペア:

[(1, 213812640), (2, 106906320), (3, 71270880), (4, 53453160), (5, 42762528), (6, 35635440), (8, 26726580), (9, 23756960), (10, 21381264), (12, 17817720), (15, 14254176), (16, 13363290), (18, 11878480), (20, 10690632), (24, 8908860), (30, 7127088), (32, 6681645), (36, 5939240), (37, 5778720), (40, 5345316), (45, 4751392), (48, 4454430), (60, 3563544), (72, 2969620), (74, 2889360), (80, 2672658), (90, 2375696), (96, 2227215), (111, 1926240), (120, 1781772), (144, 1484810), (148, 1444680), (160, 1336329), (180, 1187848), (185, 1155744), (222, 963120), (240, 890886), (288, 742405), (296, 722340), (333, 642080), (360, 593924), (370, 577872), (444, 481560), (480, 445443), (555, 385248), (592, 361170), (666, 321040), (720, 296962), (740, 288936), (888, 240780), (1110, 192624), (1184, 180585), (1332, 160520), (1440, 148481), (1480, 144468), (1665, 128416), (1776, 120390), (2220, 96312), (2664, 80260), (2960, 72234), (3330, 64208), (3552, 60195), (4013, 53280), (4440, 48156), (5328, 40130), (5920, 36117), (6660, 32104), (8026, 26640), (8880, 24078), (10656, 20065), (12039, 17760), (13320, 16052)]