201965440

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{977}}^1$

素因数の和:1032

約数の個数: 128

約数和(自身を含む): 538682400

約数和(自身を除く): 336716960

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 64, 68, 76, 80, 85, 95, 128, 136, 152, 160, 170, 190, 272, 304, 320, 323, 340, 380, 544, 608, 640, 646, 680, 760, 977, 1088, 1216, 1292, 1360, 1520, 1615, 1954, 2176, 2432, 2584, 2720, 3040, 3230, 3908, 4885, 5168, 5440, 6080, 6460, 7816, 9770, 10336, 10880, 12160, 12920, 15632, 16609, 18563, 19540, 20672, 25840, 31264, 33218, 37126, 39080, 41344, 51680, 62528, 66436, 74252, 78160, 83045, 92815, 103360, 125056, 132872, 148504, 156320, 166090, 185630, 206720, 265744, 297008, 312640, 315571, 332180, 371260, 531488, 594016, 625280, 631142, 664360, 742520, 1062976, 1188032, 1262284, 1328720, 1485040, 1577855, 2125952, 2376064, 2524568, 2657440, 2970080, 3155710, 5049136, 5314880, 5940160, 6311420, 10098272, 10629760, 11880320, 12622840, 20196544, 25245680, 40393088, 50491360, 100982720, 201965440]

約数ペア:

[(1, 201965440), (2, 100982720), (4, 50491360), (5, 40393088), (8, 25245680), (10, 20196544), (16, 12622840), (17, 11880320), (19, 10629760), (20, 10098272), (32, 6311420), (34, 5940160), (38, 5314880), (40, 5049136), (64, 3155710), (68, 2970080), (76, 2657440), (80, 2524568), (85, 2376064), (95, 2125952), (128, 1577855), (136, 1485040), (152, 1328720), (160, 1262284), (170, 1188032), (190, 1062976), (272, 742520), (304, 664360), (320, 631142), (323, 625280), (340, 594016), (380, 531488), (544, 371260), (608, 332180), (640, 315571), (646, 312640), (680, 297008), (760, 265744), (977, 206720), (1088, 185630), (1216, 166090), (1292, 156320), (1360, 148504), (1520, 132872), (1615, 125056), (1954, 103360), (2176, 92815), (2432, 83045), (2584, 78160), (2720, 74252), (3040, 66436), (3230, 62528), (3908, 51680), (4885, 41344), (5168, 39080), (5440, 37126), (6080, 33218), (6460, 31264), (7816, 25840), (9770, 20672), (10336, 19540), (10880, 18563), (12160, 16609), (12920, 15632)]