18938216700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{6947}}^1$

素因数の和:7213

約数の個数: 216

約数和(自身を含む): 64210609008

約数和(自身を除く): 45272392308

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 30, 36, 39, 45, 50, 52, 60, 65, 75, 78, 90, 100, 117, 130, 150, 156, 180, 195, 225, 233, 234, 260, 300, 325, 390, 450, 466, 468, 585, 650, 699, 780, 900, 932, 975, 1165, 1170, 1300, 1398, 1950, 2097, 2330, 2340, 2796, 2925, 3029, 3495, 3900, 4194, 4660, 5825, 5850, 6058, 6947, 6990, 8388, 9087, 10485, 11650, 11700, 12116, 13894, 13980, 15145, 17475, 18174, 20841, 20970, 23300, 27261, 27788, 30290, 34735, 34950, 36348, 41682, 41940, 45435, 52425, 54522, 60580, 62523, 69470, 69900, 75725, 83364, 90311, 90870, 104205, 104850, 109044, 125046, 136305, 138940, 151450, 173675, 180622, 181740, 208410, 209700, 227175, 250092, 270933, 272610, 302900, 312615, 347350, 361244, 416820, 451555, 454350, 521025, 541866, 545220, 625230, 681525, 694700, 812799, 903110, 908700, 1042050, 1083732, 1250460, 1354665, 1363050, 1563075, 1618651, 1625598, 1806220, 2084100, 2257775, 2709330, 2726100, 3126150, 3237302, 3251196, 4063995, 4515550, 4855953, 5418660, 6252300, 6474604, 6773325, 8093255, 8127990, 9031100, 9711906, 13546650, 14567859, 16186510, 16255980, 19423812, 20319975, 21042463, 24279765, 27093300, 29135718, 32373020, 40466275, 40639950, 42084926, 48559530, 58271436, 63127389, 72839295, 80932550, 81279900, 84169852, 97119060, 105212315, 121398825, 126254778, 145678590, 161865100, 189382167, 210424630, 242797650, 252509556, 291357180, 315636945, 364196475, 378764334, 420849260, 485595300, 526061575, 631273890, 728392950, 757528668, 946910835, 1052123150, 1262547780, 1456785900, 1578184725, 1893821670, 2104246300, 3156369450, 3787643340, 4734554175, 6312738900, 9469108350, 18938216700]

約数ペア:

[(1, 18938216700), (2, 9469108350), (3, 6312738900), (4, 4734554175), (5, 3787643340), (6, 3156369450), (9, 2104246300), (10, 1893821670), (12, 1578184725), (13, 1456785900), (15, 1262547780), (18, 1052123150), (20, 946910835), (25, 757528668), (26, 728392950), (30, 631273890), (36, 526061575), (39, 485595300), (45, 420849260), (50, 378764334), (52, 364196475), (60, 315636945), (65, 291357180), (75, 252509556), (78, 242797650), (90, 210424630), (100, 189382167), (117, 161865100), (130, 145678590), (150, 126254778), (156, 121398825), (180, 105212315), (195, 97119060), (225, 84169852), (233, 81279900), (234, 80932550), (260, 72839295), (300, 63127389), (325, 58271436), (390, 48559530), (450, 42084926), (466, 40639950), (468, 40466275), (585, 32373020), (650, 29135718), (699, 27093300), (780, 24279765), (900, 21042463), (932, 20319975), (975, 19423812), (1165, 16255980), (1170, 16186510), (1300, 14567859), (1398, 13546650), (1950, 9711906), (2097, 9031100), (2330, 8127990), (2340, 8093255), (2796, 6773325), (2925, 6474604), (3029, 6252300), (3495, 5418660), (3900, 4855953), (4194, 4515550), (4660, 4063995), (5825, 3251196), (5850, 3237302), (6058, 3126150), (6947, 2726100), (6990, 2709330), (8388, 2257775), (9087, 2084100), (10485, 1806220), (11650, 1625598), (11700, 1618651), (12116, 1563075), (13894, 1363050), (13980, 1354665), (15145, 1250460), (17475, 1083732), (18174, 1042050), (20841, 908700), (20970, 903110), (23300, 812799), (27261, 694700), (27788, 681525), (30290, 625230), (34735, 545220), (34950, 541866), (36348, 521025), (41682, 454350), (41940, 451555), (45435, 416820), (52425, 361244), (54522, 347350), (60580, 312615), (62523, 302900), (69470, 272610), (69900, 270933), (75725, 250092), (83364, 227175), (90311, 209700), (90870, 208410), (104205, 181740), (104850, 180622), (109044, 173675), (125046, 151450), (136305, 138940)]