219647029240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{85531}}^1$

素因数の和:85701

約数の個数: 128

約数和(自身を含む): 541930752000

約数和(自身を除く): 322283722760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 109, 124, 152, 155, 190, 218, 248, 310, 380, 436, 545, 589, 620, 760, 872, 1090, 1178, 1240, 2071, 2180, 2356, 2945, 3379, 4142, 4360, 4712, 5890, 6758, 8284, 10355, 11780, 13516, 16568, 16895, 20710, 23560, 27032, 33790, 41420, 64201, 67580, 82840, 85531, 128402, 135160, 171062, 256804, 321005, 342124, 427655, 513608, 642010, 684248, 855310, 1284020, 1625089, 1710620, 2568040, 2651461, 3250178, 3421240, 5302922, 6500356, 8125445, 9322879, 10605844, 13000712, 13257305, 16250890, 18645758, 21211688, 26514610, 32501780, 37291516, 46614395, 50377759, 53029220, 65003560, 74583032, 93228790, 100755518, 106058440, 177134701, 186457580, 201511036, 251888795, 289009249, 354269402, 372915160, 403022072, 503777590, 578018498, 708538804, 885673505, 1007555180, 1156036996, 1417077608, 1445046245, 1771347010, 2015110360, 2312073992, 2890092490, 3542694020, 5491175731, 5780184980, 7085388040, 10982351462, 11560369960, 21964702924, 27455878655, 43929405848, 54911757310, 109823514620, 219647029240]

約数ペア:

[(1, 219647029240), (2, 109823514620), (4, 54911757310), (5, 43929405848), (8, 27455878655), (10, 21964702924), (19, 11560369960), (20, 10982351462), (31, 7085388040), (38, 5780184980), (40, 5491175731), (62, 3542694020), (76, 2890092490), (95, 2312073992), (109, 2015110360), (124, 1771347010), (152, 1445046245), (155, 1417077608), (190, 1156036996), (218, 1007555180), (248, 885673505), (310, 708538804), (380, 578018498), (436, 503777590), (545, 403022072), (589, 372915160), (620, 354269402), (760, 289009249), (872, 251888795), (1090, 201511036), (1178, 186457580), (1240, 177134701), (2071, 106058440), (2180, 100755518), (2356, 93228790), (2945, 74583032), (3379, 65003560), (4142, 53029220), (4360, 50377759), (4712, 46614395), (5890, 37291516), (6758, 32501780), (8284, 26514610), (10355, 21211688), (11780, 18645758), (13516, 16250890), (16568, 13257305), (16895, 13000712), (20710, 10605844), (23560, 9322879), (27032, 8125445), (33790, 6500356), (41420, 5302922), (64201, 3421240), (67580, 3250178), (82840, 2651461), (85531, 2568040), (128402, 1710620), (135160, 1625089), (171062, 1284020), (256804, 855310), (321005, 684248), (342124, 642010), (427655, 513608)]