725907780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{10007}}^1$

素因数の和:10066

約数の個数: 144

約数和(自身を含む): 2448036864

約数和(自身を除く): 1722129084

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 180, 186, 195, 234, 260, 279, 310, 372, 390, 403, 465, 468, 558, 585, 620, 780, 806, 930, 1116, 1170, 1209, 1395, 1612, 1860, 2015, 2340, 2418, 2790, 3627, 4030, 4836, 5580, 6045, 7254, 8060, 10007, 12090, 14508, 18135, 20014, 24180, 30021, 36270, 40028, 50035, 60042, 72540, 90063, 100070, 120084, 130091, 150105, 180126, 200140, 260182, 300210, 310217, 360252, 390273, 450315, 520364, 600420, 620434, 650455, 780546, 900630, 930651, 1170819, 1240868, 1300910, 1551085, 1561092, 1801260, 1861302, 1951365, 2341638, 2601820, 2791953, 3102170, 3722604, 3902730, 4032821, 4653255, 4683276, 5583906, 5854095, 6204340, 7805460, 8065642, 9306510, 11167812, 11708190, 12098463, 13959765, 16131284, 18613020, 20164105, 23416380, 24196926, 27919530, 36295389, 40328210, 48393852, 55839060, 60492315, 72590778, 80656420, 120984630, 145181556, 181476945, 241969260, 362953890, 725907780]

約数ペア:

[(1, 725907780), (2, 362953890), (3, 241969260), (4, 181476945), (5, 145181556), (6, 120984630), (9, 80656420), (10, 72590778), (12, 60492315), (13, 55839060), (15, 48393852), (18, 40328210), (20, 36295389), (26, 27919530), (30, 24196926), (31, 23416380), (36, 20164105), (39, 18613020), (45, 16131284), (52, 13959765), (60, 12098463), (62, 11708190), (65, 11167812), (78, 9306510), (90, 8065642), (93, 7805460), (117, 6204340), (124, 5854095), (130, 5583906), (155, 4683276), (156, 4653255), (180, 4032821), (186, 3902730), (195, 3722604), (234, 3102170), (260, 2791953), (279, 2601820), (310, 2341638), (372, 1951365), (390, 1861302), (403, 1801260), (465, 1561092), (468, 1551085), (558, 1300910), (585, 1240868), (620, 1170819), (780, 930651), (806, 900630), (930, 780546), (1116, 650455), (1170, 620434), (1209, 600420), (1395, 520364), (1612, 450315), (1860, 390273), (2015, 360252), (2340, 310217), (2418, 300210), (2790, 260182), (3627, 200140), (4030, 180126), (4836, 150105), (5580, 130091), (6045, 120084), (7254, 100070), (8060, 90063), (10007, 72540), (12090, 60042), (14508, 50035), (18135, 40028), (20014, 36270), (24180, 30021)]