331445800

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1091}}^1$

素因数の和:1152

約数の個数: 144

約数和(自身を含む): 926190720

約数和(自身を除く): 594744920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 31, 35, 40, 49, 50, 56, 62, 70, 98, 100, 124, 140, 155, 175, 196, 200, 217, 245, 248, 280, 310, 350, 392, 434, 490, 620, 700, 775, 868, 980, 1085, 1091, 1225, 1240, 1400, 1519, 1550, 1736, 1960, 2170, 2182, 2450, 3038, 3100, 4340, 4364, 4900, 5425, 5455, 6076, 6200, 7595, 7637, 8680, 8728, 9800, 10850, 10910, 12152, 15190, 15274, 21700, 21820, 27275, 30380, 30548, 33821, 37975, 38185, 43400, 43640, 53459, 54550, 60760, 61096, 67642, 75950, 76370, 106918, 109100, 135284, 151900, 152740, 169105, 190925, 213836, 218200, 236747, 267295, 270568, 303800, 305480, 338210, 381850, 427672, 473494, 534590, 676420, 763700, 845525, 946988, 1069180, 1183735, 1336475, 1352840, 1527400, 1657229, 1691050, 1893976, 2138360, 2367470, 2672950, 3314458, 3382100, 4734940, 5345900, 5918675, 6628916, 6764200, 8286145, 9469880, 10691800, 11837350, 13257832, 16572290, 23674700, 33144580, 41430725, 47349400, 66289160, 82861450, 165722900, 331445800]

約数ペア:

[(1, 331445800), (2, 165722900), (4, 82861450), (5, 66289160), (7, 47349400), (8, 41430725), (10, 33144580), (14, 23674700), (20, 16572290), (25, 13257832), (28, 11837350), (31, 10691800), (35, 9469880), (40, 8286145), (49, 6764200), (50, 6628916), (56, 5918675), (62, 5345900), (70, 4734940), (98, 3382100), (100, 3314458), (124, 2672950), (140, 2367470), (155, 2138360), (175, 1893976), (196, 1691050), (200, 1657229), (217, 1527400), (245, 1352840), (248, 1336475), (280, 1183735), (310, 1069180), (350, 946988), (392, 845525), (434, 763700), (490, 676420), (620, 534590), (700, 473494), (775, 427672), (868, 381850), (980, 338210), (1085, 305480), (1091, 303800), (1225, 270568), (1240, 267295), (1400, 236747), (1519, 218200), (1550, 213836), (1736, 190925), (1960, 169105), (2170, 152740), (2182, 151900), (2450, 135284), (3038, 109100), (3100, 106918), (4340, 76370), (4364, 75950), (4900, 67642), (5425, 61096), (5455, 60760), (6076, 54550), (6200, 53459), (7595, 43640), (7637, 43400), (8680, 38185), (8728, 37975), (9800, 33821), (10850, 30548), (10910, 30380), (12152, 27275), (15190, 21820), (15274, 21700)]