19398000

素因数分解:

$2^4\times 3^1\times 5^3\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:140

約数の個数: 160

約数和(自身を含む): 64763712

約数和(自身を除く): 45365712

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 53, 60, 61, 75, 80, 100, 106, 120, 122, 125, 150, 159, 183, 200, 212, 240, 244, 250, 265, 300, 305, 318, 366, 375, 400, 424, 488, 500, 530, 600, 610, 636, 732, 750, 795, 848, 915, 976, 1000, 1060, 1200, 1220, 1272, 1325, 1464, 1500, 1525, 1590, 1830, 2000, 2120, 2440, 2544, 2650, 2928, 3000, 3050, 3180, 3233, 3660, 3975, 4240, 4575, 4880, 5300, 6000, 6100, 6360, 6466, 6625, 7320, 7625, 7950, 9150, 9699, 10600, 12200, 12720, 12932, 13250, 14640, 15250, 15900, 16165, 18300, 19398, 19875, 21200, 22875, 24400, 25864, 26500, 30500, 31800, 32330, 36600, 38796, 39750, 45750, 48495, 51728, 53000, 61000, 63600, 64660, 73200, 77592, 79500, 80825, 91500, 96990, 106000, 122000, 129320, 155184, 159000, 161650, 183000, 193980, 242475, 258640, 318000, 323300, 366000, 387960, 404125, 484950, 646600, 775920, 808250, 969900, 1212375, 1293200, 1616500, 1939800, 2424750, 3233000, 3879600, 4849500, 6466000, 9699000, 19398000]

約数ペア:

[(1, 19398000), (2, 9699000), (3, 6466000), (4, 4849500), (5, 3879600), (6, 3233000), (8, 2424750), (10, 1939800), (12, 1616500), (15, 1293200), (16, 1212375), (20, 969900), (24, 808250), (25, 775920), (30, 646600), (40, 484950), (48, 404125), (50, 387960), (53, 366000), (60, 323300), (61, 318000), (75, 258640), (80, 242475), (100, 193980), (106, 183000), (120, 161650), (122, 159000), (125, 155184), (150, 129320), (159, 122000), (183, 106000), (200, 96990), (212, 91500), (240, 80825), (244, 79500), (250, 77592), (265, 73200), (300, 64660), (305, 63600), (318, 61000), (366, 53000), (375, 51728), (400, 48495), (424, 45750), (488, 39750), (500, 38796), (530, 36600), (600, 32330), (610, 31800), (636, 30500), (732, 26500), (750, 25864), (795, 24400), (848, 22875), (915, 21200), (976, 19875), (1000, 19398), (1060, 18300), (1200, 16165), (1220, 15900), (1272, 15250), (1325, 14640), (1464, 13250), (1500, 12932), (1525, 12720), (1590, 12200), (1830, 10600), (2000, 9699), (2120, 9150), (2440, 7950), (2544, 7625), (2650, 7320), (2928, 6625), (3000, 6466), (3050, 6360), (3180, 6100), (3233, 6000), (3660, 5300), (3975, 4880), (4240, 4575)]