20147871200

素因数分解:

$2^5\times 5^2\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{10631}}^1$

素因数の和:10777

約数の個数: 144

約数和(自身を含む): 51827682816

約数和(自身を除く): 31679811616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 80, 92, 100, 103, 115, 160, 184, 200, 206, 230, 368, 400, 412, 460, 515, 575, 736, 800, 824, 920, 1030, 1150, 1648, 1840, 2060, 2300, 2369, 2575, 3296, 3680, 4120, 4600, 4738, 5150, 8240, 9200, 9476, 10300, 10631, 11845, 16480, 18400, 18952, 20600, 21262, 23690, 37904, 41200, 42524, 47380, 53155, 59225, 75808, 82400, 85048, 94760, 106310, 118450, 170096, 189520, 212620, 236900, 244513, 265775, 340192, 379040, 425240, 473800, 489026, 531550, 850480, 947600, 978052, 1063100, 1094993, 1222565, 1700960, 1895200, 1956104, 2126200, 2189986, 2445130, 3912208, 4252400, 4379972, 4890260, 5474965, 6112825, 7824416, 8504800, 8759944, 9780520, 10949930, 12225650, 17519888, 19561040, 21899860, 24451300, 25184839, 27374825, 35039776, 39122080, 43799720, 48902600, 50369678, 54749650, 87599440, 97805200, 100739356, 109499300, 125924195, 175198880, 195610400, 201478712, 218998600, 251848390, 402957424, 437997200, 503696780, 629620975, 805914848, 875994400, 1007393560, 1259241950, 2014787120, 2518483900, 4029574240, 5036967800, 10073935600, 20147871200]

約数ペア:

[(1, 20147871200), (2, 10073935600), (4, 5036967800), (5, 4029574240), (8, 2518483900), (10, 2014787120), (16, 1259241950), (20, 1007393560), (23, 875994400), (25, 805914848), (32, 629620975), (40, 503696780), (46, 437997200), (50, 402957424), (80, 251848390), (92, 218998600), (100, 201478712), (103, 195610400), (115, 175198880), (160, 125924195), (184, 109499300), (200, 100739356), (206, 97805200), (230, 87599440), (368, 54749650), (400, 50369678), (412, 48902600), (460, 43799720), (515, 39122080), (575, 35039776), (736, 27374825), (800, 25184839), (824, 24451300), (920, 21899860), (1030, 19561040), (1150, 17519888), (1648, 12225650), (1840, 10949930), (2060, 9780520), (2300, 8759944), (2369, 8504800), (2575, 7824416), (3296, 6112825), (3680, 5474965), (4120, 4890260), (4600, 4379972), (4738, 4252400), (5150, 3912208), (8240, 2445130), (9200, 2189986), (9476, 2126200), (10300, 1956104), (10631, 1895200), (11845, 1700960), (16480, 1222565), (18400, 1094993), (18952, 1063100), (20600, 978052), (21262, 947600), (23690, 850480), (37904, 531550), (41200, 489026), (42524, 473800), (47380, 425240), (53155, 379040), (59225, 340192), (75808, 265775), (82400, 244513), (85048, 236900), (94760, 212620), (106310, 189520), (118450, 170096)]