72473600

素因数分解:

$2^{10}\times 5^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:198

約数の個数: 132

約数和(自身を含む): 190371000

約数和(自身を除く): 117897400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 76, 80, 95, 100, 128, 149, 152, 160, 190, 200, 256, 298, 304, 320, 380, 400, 475, 512, 596, 608, 640, 745, 760, 800, 950, 1024, 1192, 1216, 1280, 1490, 1520, 1600, 1900, 2384, 2432, 2560, 2831, 2980, 3040, 3200, 3725, 3800, 4768, 4864, 5120, 5662, 5960, 6080, 6400, 7450, 7600, 9536, 9728, 11324, 11920, 12160, 12800, 14155, 14900, 15200, 19072, 19456, 22648, 23840, 24320, 25600, 28310, 29800, 30400, 38144, 45296, 47680, 48640, 56620, 59600, 60800, 70775, 76288, 90592, 95360, 97280, 113240, 119200, 121600, 141550, 152576, 181184, 190720, 226480, 238400, 243200, 283100, 362368, 381440, 452960, 476800, 486400, 566200, 724736, 762880, 905920, 953600, 1132400, 1449472, 1811840, 1907200, 2264800, 2898944, 3623680, 3814400, 4529600, 7247360, 9059200, 14494720, 18118400, 36236800, 72473600]

約数ペア:

[(1, 72473600), (2, 36236800), (4, 18118400), (5, 14494720), (8, 9059200), (10, 7247360), (16, 4529600), (19, 3814400), (20, 3623680), (25, 2898944), (32, 2264800), (38, 1907200), (40, 1811840), (50, 1449472), (64, 1132400), (76, 953600), (80, 905920), (95, 762880), (100, 724736), (128, 566200), (149, 486400), (152, 476800), (160, 452960), (190, 381440), (200, 362368), (256, 283100), (298, 243200), (304, 238400), (320, 226480), (380, 190720), (400, 181184), (475, 152576), (512, 141550), (596, 121600), (608, 119200), (640, 113240), (745, 97280), (760, 95360), (800, 90592), (950, 76288), (1024, 70775), (1192, 60800), (1216, 59600), (1280, 56620), (1490, 48640), (1520, 47680), (1600, 45296), (1900, 38144), (2384, 30400), (2432, 29800), (2560, 28310), (2831, 25600), (2980, 24320), (3040, 23840), (3200, 22648), (3725, 19456), (3800, 19072), (4768, 15200), (4864, 14900), (5120, 14155), (5662, 12800), (5960, 12160), (6080, 11920), (6400, 11324), (7450, 9728), (7600, 9536)]