1888890900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{8209}}^1$

素因数の和:8298

約数の個数: 144

約数和(自身を含む): 5986075200

約数和(自身を除く): 4097184300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 59, 60, 65, 75, 78, 100, 118, 130, 150, 156, 177, 195, 236, 260, 295, 300, 325, 354, 390, 590, 650, 708, 767, 780, 885, 975, 1180, 1300, 1475, 1534, 1770, 1950, 2301, 2950, 3068, 3540, 3835, 3900, 4425, 4602, 5900, 7670, 8209, 8850, 9204, 11505, 15340, 16418, 17700, 19175, 23010, 24627, 32836, 38350, 41045, 46020, 49254, 57525, 76700, 82090, 98508, 106717, 115050, 123135, 164180, 205225, 213434, 230100, 246270, 320151, 410450, 426868, 484331, 492540, 533585, 615675, 640302, 820900, 968662, 1067170, 1231350, 1280604, 1452993, 1600755, 1937324, 2134340, 2421655, 2462700, 2667925, 2905986, 3201510, 4843310, 5335850, 5811972, 6296303, 6403020, 7264965, 8003775, 9686620, 10671700, 12108275, 12592606, 14529930, 16007550, 18888909, 24216550, 25185212, 29059860, 31481515, 32015100, 36324825, 37777818, 48433100, 62963030, 72649650, 75555636, 94444545, 125926060, 145299300, 157407575, 188889090, 314815150, 377778180, 472222725, 629630300, 944445450, 1888890900]

約数ペア:

[(1, 1888890900), (2, 944445450), (3, 629630300), (4, 472222725), (5, 377778180), (6, 314815150), (10, 188889090), (12, 157407575), (13, 145299300), (15, 125926060), (20, 94444545), (25, 75555636), (26, 72649650), (30, 62963030), (39, 48433100), (50, 37777818), (52, 36324825), (59, 32015100), (60, 31481515), (65, 29059860), (75, 25185212), (78, 24216550), (100, 18888909), (118, 16007550), (130, 14529930), (150, 12592606), (156, 12108275), (177, 10671700), (195, 9686620), (236, 8003775), (260, 7264965), (295, 6403020), (300, 6296303), (325, 5811972), (354, 5335850), (390, 4843310), (590, 3201510), (650, 2905986), (708, 2667925), (767, 2462700), (780, 2421655), (885, 2134340), (975, 1937324), (1180, 1600755), (1300, 1452993), (1475, 1280604), (1534, 1231350), (1770, 1067170), (1950, 968662), (2301, 820900), (2950, 640302), (3068, 615675), (3540, 533585), (3835, 492540), (3900, 484331), (4425, 426868), (4602, 410450), (5900, 320151), (7670, 246270), (8209, 230100), (8850, 213434), (9204, 205225), (11505, 164180), (15340, 123135), (16418, 115050), (17700, 106717), (19175, 98508), (23010, 82090), (24627, 76700), (32836, 57525), (38350, 49254), (41045, 46020)]