203441940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{383}}^1$

素因数の和:638

約数の個数: 144

約数和(自身を含む): 669247488

約数和(自身を除く): 465805548

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 227, 234, 260, 383, 390, 454, 468, 585, 681, 766, 780, 908, 1135, 1149, 1170, 1362, 1532, 1915, 2043, 2270, 2298, 2340, 2724, 2951, 3405, 3447, 3830, 4086, 4540, 4596, 4979, 5745, 5902, 6810, 6894, 7660, 8172, 8853, 9958, 10215, 11490, 11804, 13620, 13788, 14755, 14937, 17235, 17706, 19916, 20430, 22980, 24895, 26559, 29510, 29874, 34470, 35412, 40860, 44265, 44811, 49790, 53118, 59020, 59748, 68940, 74685, 86941, 88530, 89622, 99580, 106236, 132795, 149370, 173882, 177060, 179244, 224055, 260823, 265590, 298740, 347764, 434705, 448110, 521646, 531180, 782469, 869410, 896220, 1043292, 1130233, 1304115, 1564938, 1738820, 2260466, 2608230, 3129876, 3390699, 3912345, 4520932, 5216460, 5651165, 6781398, 7824690, 10172097, 11302330, 13562796, 15649380, 16953495, 20344194, 22604660, 33906990, 40688388, 50860485, 67813980, 101720970, 203441940]

約数ペア:

[(1, 203441940), (2, 101720970), (3, 67813980), (4, 50860485), (5, 40688388), (6, 33906990), (9, 22604660), (10, 20344194), (12, 16953495), (13, 15649380), (15, 13562796), (18, 11302330), (20, 10172097), (26, 7824690), (30, 6781398), (36, 5651165), (39, 5216460), (45, 4520932), (52, 3912345), (60, 3390699), (65, 3129876), (78, 2608230), (90, 2260466), (117, 1738820), (130, 1564938), (156, 1304115), (180, 1130233), (195, 1043292), (227, 896220), (234, 869410), (260, 782469), (383, 531180), (390, 521646), (454, 448110), (468, 434705), (585, 347764), (681, 298740), (766, 265590), (780, 260823), (908, 224055), (1135, 179244), (1149, 177060), (1170, 173882), (1362, 149370), (1532, 132795), (1915, 106236), (2043, 99580), (2270, 89622), (2298, 88530), (2340, 86941), (2724, 74685), (2951, 68940), (3405, 59748), (3447, 59020), (3830, 53118), (4086, 49790), (4540, 44811), (4596, 44265), (4979, 40860), (5745, 35412), (5902, 34470), (6810, 29874), (6894, 29510), (7660, 26559), (8172, 24895), (8853, 22980), (9958, 20430), (10215, 19916), (11490, 17706), (11804, 17235), (13620, 14937), (13788, 14755)]