128278370320

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{271}}^1\times {\mathrm{373}}^1\times {\mathrm{547}}^1$

素因数の和:1233

約数の個数: 160

約数和(自身を含む): 311067947520

約数和(自身を除く): 182789577200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 271, 290, 373, 464, 542, 547, 580, 746, 1084, 1094, 1160, 1355, 1492, 1865, 2168, 2188, 2320, 2710, 2735, 2984, 3730, 4336, 4376, 5420, 5470, 5968, 7460, 7859, 8752, 10817, 10840, 10940, 14920, 15718, 15863, 21634, 21680, 21880, 29840, 31436, 31726, 39295, 43268, 43760, 54085, 62872, 63452, 78590, 79315, 86536, 101083, 108170, 125744, 126904, 148237, 157180, 158630, 173072, 202166, 204031, 216340, 253808, 296474, 314360, 317260, 404332, 408062, 432680, 505415, 592948, 628720, 634520, 741185, 808664, 816124, 865360, 1010830, 1020155, 1185896, 1269040, 1482370, 1617328, 1632248, 2021660, 2040310, 2371792, 2931407, 2964740, 3264496, 4043320, 4080620, 4298873, 5862814, 5916899, 5929480, 8086640, 8161240, 8597746, 11725628, 11833798, 11858960, 14657035, 16322480, 17195492, 21494365, 23451256, 23667596, 29314070, 29584495, 34390984, 42988730, 46902512, 47335192, 55292401, 58628140, 59168990, 68781968, 85977460, 94670384, 110584802, 117256280, 118337980, 171954920, 221169604, 234512560, 236675960, 276462005, 343909840, 442339208, 473351920, 552924010, 884678416, 1105848020, 1603479629, 2211696040, 3206959258, 4423392080, 6413918516, 8017398145, 12827837032, 16034796290, 25655674064, 32069592580, 64139185160, 128278370320]

約数ペア:

[(1, 128278370320), (2, 64139185160), (4, 32069592580), (5, 25655674064), (8, 16034796290), (10, 12827837032), (16, 8017398145), (20, 6413918516), (29, 4423392080), (40, 3206959258), (58, 2211696040), (80, 1603479629), (116, 1105848020), (145, 884678416), (232, 552924010), (271, 473351920), (290, 442339208), (373, 343909840), (464, 276462005), (542, 236675960), (547, 234512560), (580, 221169604), (746, 171954920), (1084, 118337980), (1094, 117256280), (1160, 110584802), (1355, 94670384), (1492, 85977460), (1865, 68781968), (2168, 59168990), (2188, 58628140), (2320, 55292401), (2710, 47335192), (2735, 46902512), (2984, 42988730), (3730, 34390984), (4336, 29584495), (4376, 29314070), (5420, 23667596), (5470, 23451256), (5968, 21494365), (7460, 17195492), (7859, 16322480), (8752, 14657035), (10817, 11858960), (10840, 11833798), (10940, 11725628), (14920, 8597746), (15718, 8161240), (15863, 8086640), (21634, 5929480), (21680, 5916899), (21880, 5862814), (29840, 4298873), (31436, 4080620), (31726, 4043320), (39295, 3264496), (43268, 2964740), (43760, 2931407), (54085, 2371792), (62872, 2040310), (63452, 2021660), (78590, 1632248), (79315, 1617328), (86536, 1482370), (101083, 1269040), (108170, 1185896), (125744, 1020155), (126904, 1010830), (148237, 865360), (157180, 816124), (158630, 808664), (173072, 741185), (202166, 634520), (204031, 628720), (216340, 592948), (253808, 505415), (296474, 432680), (314360, 408062), (317260, 404332)]