354345280

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1229}}^1$

素因数の和:1316

約数の個数: 112

約数和(自身を含む): 911016720

約数和(自身を除く): 556671440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 53, 64, 68, 80, 85, 106, 136, 160, 170, 212, 265, 272, 320, 340, 424, 530, 544, 680, 848, 901, 1060, 1088, 1229, 1360, 1696, 1802, 2120, 2458, 2720, 3392, 3604, 4240, 4505, 4916, 5440, 6145, 7208, 8480, 9010, 9832, 12290, 14416, 16960, 18020, 19664, 20893, 24580, 28832, 36040, 39328, 41786, 49160, 57664, 65137, 72080, 78656, 83572, 98320, 104465, 130274, 144160, 167144, 196640, 208930, 260548, 288320, 325685, 334288, 393280, 417860, 521096, 651370, 668576, 835720, 1042192, 1107329, 1302740, 1337152, 1671440, 2084384, 2214658, 2605480, 3342880, 4168768, 4429316, 5210960, 5536645, 6685760, 8858632, 10421920, 11073290, 17717264, 20843840, 22146580, 35434528, 44293160, 70869056, 88586320, 177172640, 354345280]

約数ペア:

[(1, 354345280), (2, 177172640), (4, 88586320), (5, 70869056), (8, 44293160), (10, 35434528), (16, 22146580), (17, 20843840), (20, 17717264), (32, 11073290), (34, 10421920), (40, 8858632), (53, 6685760), (64, 5536645), (68, 5210960), (80, 4429316), (85, 4168768), (106, 3342880), (136, 2605480), (160, 2214658), (170, 2084384), (212, 1671440), (265, 1337152), (272, 1302740), (320, 1107329), (340, 1042192), (424, 835720), (530, 668576), (544, 651370), (680, 521096), (848, 417860), (901, 393280), (1060, 334288), (1088, 325685), (1229, 288320), (1360, 260548), (1696, 208930), (1802, 196640), (2120, 167144), (2458, 144160), (2720, 130274), (3392, 104465), (3604, 98320), (4240, 83572), (4505, 78656), (4916, 72080), (5440, 65137), (6145, 57664), (7208, 49160), (8480, 41786), (9010, 39328), (9832, 36040), (12290, 28832), (14416, 24580), (16960, 20893), (18020, 19664)]