221172588

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{373}}^1$

素因数の和:584

約数の個数: 144

約数和(自身を含む): 693749056

約数和(自身を除く): 472576468

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 181, 182, 234, 252, 273, 362, 364, 373, 468, 543, 546, 724, 746, 819, 1086, 1092, 1119, 1267, 1492, 1629, 1638, 2172, 2238, 2353, 2534, 2611, 3258, 3276, 3357, 3801, 4476, 4706, 4849, 5068, 5222, 6516, 6714, 7059, 7602, 7833, 9412, 9698, 10444, 11403, 13428, 14118, 14547, 15204, 15666, 16471, 19396, 21177, 22806, 23499, 28236, 29094, 31332, 32942, 33943, 42354, 43641, 45612, 46998, 49413, 58188, 65884, 67513, 67886, 84708, 87282, 93996, 98826, 101829, 135026, 135772, 148239, 174564, 197652, 202539, 203658, 270052, 296478, 305487, 405078, 407316, 472591, 592956, 607617, 610974, 810156, 877669, 945182, 1215234, 1221948, 1417773, 1755338, 1890364, 2430468, 2633007, 2835546, 3510676, 4253319, 5266014, 5671092, 6143683, 7899021, 8506638, 10532028, 12287366, 15798042, 17013276, 18431049, 24574732, 31596084, 36862098, 55293147, 73724196, 110586294, 221172588]

約数ペア:

[(1, 221172588), (2, 110586294), (3, 73724196), (4, 55293147), (6, 36862098), (7, 31596084), (9, 24574732), (12, 18431049), (13, 17013276), (14, 15798042), (18, 12287366), (21, 10532028), (26, 8506638), (28, 7899021), (36, 6143683), (39, 5671092), (42, 5266014), (52, 4253319), (63, 3510676), (78, 2835546), (84, 2633007), (91, 2430468), (117, 1890364), (126, 1755338), (156, 1417773), (181, 1221948), (182, 1215234), (234, 945182), (252, 877669), (273, 810156), (362, 610974), (364, 607617), (373, 592956), (468, 472591), (543, 407316), (546, 405078), (724, 305487), (746, 296478), (819, 270052), (1086, 203658), (1092, 202539), (1119, 197652), (1267, 174564), (1492, 148239), (1629, 135772), (1638, 135026), (2172, 101829), (2238, 98826), (2353, 93996), (2534, 87282), (2611, 84708), (3258, 67886), (3276, 67513), (3357, 65884), (3801, 58188), (4476, 49413), (4706, 46998), (4849, 45612), (5068, 43641), (5222, 42354), (6516, 33943), (6714, 32942), (7059, 31332), (7602, 29094), (7833, 28236), (9412, 23499), (9698, 22806), (10444, 21177), (11403, 19396), (13428, 16471), (14118, 15666), (14547, 15204)]