15927747920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{131071}}^1$

素因数の和:131129

約数の個数: 120

約数和(自身を含む): 44468011008

約数和(自身を除く): 28540263088

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 196, 217, 245, 248, 280, 310, 392, 434, 490, 496, 560, 620, 784, 868, 980, 1085, 1240, 1519, 1736, 1960, 2170, 2480, 3038, 3472, 3920, 4340, 6076, 7595, 8680, 12152, 15190, 17360, 24304, 30380, 60760, 121520, 131071, 262142, 524284, 655355, 917497, 1048568, 1310710, 1834994, 2097136, 2621420, 3669988, 4063201, 4587485, 5242840, 6422479, 7339976, 8126402, 9174970, 10485680, 12844958, 14679952, 16252804, 18349940, 20316005, 25689916, 28442407, 32112395, 32505608, 36699880, 40632010, 51379832, 56884814, 64224790, 65011216, 73399760, 81264020, 102759664, 113769628, 128449580, 142212035, 162528040, 199096849, 227539256, 256899160, 284424070, 325056080, 398193698, 455078512, 513798320, 568848140, 796387396, 995484245, 1137696280, 1592774792, 1990968490, 2275392560, 3185549584, 3981936980, 7963873960, 15927747920]

約数ペア:

[(1, 15927747920), (2, 7963873960), (4, 3981936980), (5, 3185549584), (7, 2275392560), (8, 1990968490), (10, 1592774792), (14, 1137696280), (16, 995484245), (20, 796387396), (28, 568848140), (31, 513798320), (35, 455078512), (40, 398193698), (49, 325056080), (56, 284424070), (62, 256899160), (70, 227539256), (80, 199096849), (98, 162528040), (112, 142212035), (124, 128449580), (140, 113769628), (155, 102759664), (196, 81264020), (217, 73399760), (245, 65011216), (248, 64224790), (280, 56884814), (310, 51379832), (392, 40632010), (434, 36699880), (490, 32505608), (496, 32112395), (560, 28442407), (620, 25689916), (784, 20316005), (868, 18349940), (980, 16252804), (1085, 14679952), (1240, 12844958), (1519, 10485680), (1736, 9174970), (1960, 8126402), (2170, 7339976), (2480, 6422479), (3038, 5242840), (3472, 4587485), (3920, 4063201), (4340, 3669988), (6076, 2621420), (7595, 2097136), (8680, 1834994), (12152, 1310710), (15190, 1048568), (17360, 917497), (24304, 655355), (30380, 524284), (60760, 262142), (121520, 131071)]