223987400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:464

約数の個数: 192

約数和(自身を含む): 663290880

約数和(自身を除く): 439303480

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 25, 26, 28, 31, 35, 40, 50, 52, 56, 62, 65, 70, 91, 100, 104, 124, 130, 140, 155, 175, 182, 200, 217, 248, 260, 280, 310, 325, 350, 364, 397, 403, 434, 455, 520, 620, 650, 700, 728, 775, 794, 806, 868, 910, 1085, 1240, 1300, 1400, 1550, 1588, 1612, 1736, 1820, 1985, 2015, 2170, 2275, 2600, 2779, 2821, 3100, 3176, 3224, 3640, 3970, 4030, 4340, 4550, 5161, 5425, 5558, 5642, 6200, 7940, 8060, 8680, 9100, 9925, 10075, 10322, 10850, 11116, 11284, 12307, 13895, 14105, 15880, 16120, 18200, 19850, 20150, 20644, 21700, 22232, 22568, 24614, 25805, 27790, 28210, 36127, 39700, 40300, 41288, 43400, 49228, 51610, 55580, 56420, 61535, 69475, 70525, 72254, 79400, 80600, 86149, 98456, 103220, 111160, 112840, 123070, 129025, 138950, 141050, 144508, 159991, 172298, 180635, 206440, 246140, 258050, 277900, 282100, 289016, 307675, 319982, 344596, 361270, 430745, 492280, 516100, 555800, 564200, 615350, 639964, 689192, 722540, 799955, 861490, 903175, 1032200, 1119937, 1230700, 1279928, 1445080, 1599910, 1722980, 1806350, 2153725, 2239874, 2461400, 3199820, 3445960, 3612700, 3999775, 4307450, 4479748, 5599685, 6399640, 7225400, 7999550, 8614900, 8959496, 11199370, 15999100, 17229800, 22398740, 27998425, 31998200, 44797480, 55996850, 111993700, 223987400]

約数ペア:

[(1, 223987400), (2, 111993700), (4, 55996850), (5, 44797480), (7, 31998200), (8, 27998425), (10, 22398740), (13, 17229800), (14, 15999100), (20, 11199370), (25, 8959496), (26, 8614900), (28, 7999550), (31, 7225400), (35, 6399640), (40, 5599685), (50, 4479748), (52, 4307450), (56, 3999775), (62, 3612700), (65, 3445960), (70, 3199820), (91, 2461400), (100, 2239874), (104, 2153725), (124, 1806350), (130, 1722980), (140, 1599910), (155, 1445080), (175, 1279928), (182, 1230700), (200, 1119937), (217, 1032200), (248, 903175), (260, 861490), (280, 799955), (310, 722540), (325, 689192), (350, 639964), (364, 615350), (397, 564200), (403, 555800), (434, 516100), (455, 492280), (520, 430745), (620, 361270), (650, 344596), (700, 319982), (728, 307675), (775, 289016), (794, 282100), (806, 277900), (868, 258050), (910, 246140), (1085, 206440), (1240, 180635), (1300, 172298), (1400, 159991), (1550, 144508), (1588, 141050), (1612, 138950), (1736, 129025), (1820, 123070), (1985, 112840), (2015, 111160), (2170, 103220), (2275, 98456), (2600, 86149), (2779, 80600), (2821, 79400), (3100, 72254), (3176, 70525), (3224, 69475), (3640, 61535), (3970, 56420), (4030, 55580), (4340, 51610), (4550, 49228), (5161, 43400), (5425, 41288), (5558, 40300), (5642, 39700), (6200, 36127), (7940, 28210), (8060, 27790), (8680, 25805), (9100, 24614), (9925, 22568), (10075, 22232), (10322, 21700), (10850, 20644), (11116, 20150), (11284, 19850), (12307, 18200), (13895, 16120), (14105, 15880)]