313971661720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1601}}^1\times {\mathrm{1777}}^1$

素因数の和:3509

約数の個数: 128

約数和(自身を含む): 738293875200

約数和(自身を除く): 424322213480

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 89, 124, 155, 178, 248, 310, 356, 445, 620, 712, 890, 1240, 1601, 1777, 1780, 2759, 3202, 3554, 3560, 5518, 6404, 7108, 8005, 8885, 11036, 12808, 13795, 14216, 16010, 17770, 22072, 27590, 32020, 35540, 49631, 55087, 55180, 64040, 71080, 99262, 110174, 110360, 142489, 158153, 198524, 220348, 248155, 275435, 284978, 316306, 397048, 440696, 496310, 550870, 569956, 632612, 712445, 790765, 992620, 1101740, 1139912, 1265224, 1424890, 1581530, 1985240, 2203480, 2844977, 2849780, 3163060, 4417159, 4902743, 5689954, 5699560, 6326120, 8834318, 9805486, 11379908, 14224885, 17668636, 19610972, 22085795, 22759816, 24513715, 28449770, 35337272, 39221944, 44171590, 49027430, 56899540, 88194287, 88343180, 98054860, 113799080, 176388574, 176686360, 196109720, 253202953, 352777148, 440971435, 506405906, 705554296, 881942870, 1012811812, 1266014765, 1763885740, 2025623624, 2532029530, 3527771480, 5064059060, 7849291543, 10128118120, 15698583086, 31397166172, 39246457715, 62794332344, 78492915430, 156985830860, 313971661720]

約数ペア:

[(1, 313971661720), (2, 156985830860), (4, 78492915430), (5, 62794332344), (8, 39246457715), (10, 31397166172), (20, 15698583086), (31, 10128118120), (40, 7849291543), (62, 5064059060), (89, 3527771480), (124, 2532029530), (155, 2025623624), (178, 1763885740), (248, 1266014765), (310, 1012811812), (356, 881942870), (445, 705554296), (620, 506405906), (712, 440971435), (890, 352777148), (1240, 253202953), (1601, 196109720), (1777, 176686360), (1780, 176388574), (2759, 113799080), (3202, 98054860), (3554, 88343180), (3560, 88194287), (5518, 56899540), (6404, 49027430), (7108, 44171590), (8005, 39221944), (8885, 35337272), (11036, 28449770), (12808, 24513715), (13795, 22759816), (14216, 22085795), (16010, 19610972), (17770, 17668636), (22072, 14224885), (27590, 11379908), (32020, 9805486), (35540, 8834318), (49631, 6326120), (55087, 5699560), (55180, 5689954), (64040, 4902743), (71080, 4417159), (99262, 3163060), (110174, 2849780), (110360, 2844977), (142489, 2203480), (158153, 1985240), (198524, 1581530), (220348, 1424890), (248155, 1265224), (275435, 1139912), (284978, 1101740), (316306, 992620), (397048, 790765), (440696, 712445), (496310, 632612), (550870, 569956)]