172298000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:458

約数の個数: 160

約数和(自身を含む): 492730368

約数和(自身を除く): 320432368

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 35, 40, 50, 56, 62, 70, 80, 100, 112, 124, 125, 140, 155, 175, 200, 217, 248, 250, 280, 310, 350, 397, 400, 434, 496, 500, 560, 620, 700, 775, 794, 868, 875, 1000, 1085, 1240, 1400, 1550, 1588, 1736, 1750, 1985, 2000, 2170, 2480, 2779, 2800, 3100, 3176, 3472, 3500, 3875, 3970, 4340, 5425, 5558, 6200, 6352, 7000, 7750, 7940, 8680, 9925, 10850, 11116, 12307, 12400, 13895, 14000, 15500, 15880, 17360, 19850, 21700, 22232, 24614, 27125, 27790, 31000, 31760, 39700, 43400, 44464, 49228, 49625, 54250, 55580, 61535, 62000, 69475, 79400, 86149, 86800, 98456, 99250, 108500, 111160, 123070, 138950, 158800, 172298, 196912, 198500, 217000, 222320, 246140, 277900, 307675, 344596, 347375, 397000, 430745, 434000, 492280, 555800, 615350, 689192, 694750, 794000, 861490, 984560, 1111600, 1230700, 1378384, 1389500, 1538375, 1722980, 2153725, 2461400, 2779000, 3076750, 3445960, 4307450, 4922800, 5558000, 6153500, 6891920, 8614900, 10768625, 12307000, 17229800, 21537250, 24614000, 34459600, 43074500, 86149000, 172298000]

約数ペア:

[(1, 172298000), (2, 86149000), (4, 43074500), (5, 34459600), (7, 24614000), (8, 21537250), (10, 17229800), (14, 12307000), (16, 10768625), (20, 8614900), (25, 6891920), (28, 6153500), (31, 5558000), (35, 4922800), (40, 4307450), (50, 3445960), (56, 3076750), (62, 2779000), (70, 2461400), (80, 2153725), (100, 1722980), (112, 1538375), (124, 1389500), (125, 1378384), (140, 1230700), (155, 1111600), (175, 984560), (200, 861490), (217, 794000), (248, 694750), (250, 689192), (280, 615350), (310, 555800), (350, 492280), (397, 434000), (400, 430745), (434, 397000), (496, 347375), (500, 344596), (560, 307675), (620, 277900), (700, 246140), (775, 222320), (794, 217000), (868, 198500), (875, 196912), (1000, 172298), (1085, 158800), (1240, 138950), (1400, 123070), (1550, 111160), (1588, 108500), (1736, 99250), (1750, 98456), (1985, 86800), (2000, 86149), (2170, 79400), (2480, 69475), (2779, 62000), (2800, 61535), (3100, 55580), (3176, 54250), (3472, 49625), (3500, 49228), (3875, 44464), (3970, 43400), (4340, 39700), (5425, 31760), (5558, 31000), (6200, 27790), (6352, 27125), (7000, 24614), (7750, 22232), (7940, 21700), (8680, 19850), (9925, 17360), (10850, 15880), (11116, 15500), (12307, 14000), (12400, 13895)]