28914000

素因数分解:

$2^4\times 3^1\times 5^3\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:166

約数の個数: 160

約数和(自身を含む): 95946240

約数和(自身を除く): 67032240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 61, 75, 79, 80, 100, 120, 122, 125, 150, 158, 183, 200, 237, 240, 244, 250, 300, 305, 316, 366, 375, 395, 400, 474, 488, 500, 600, 610, 632, 732, 750, 790, 915, 948, 976, 1000, 1185, 1200, 1220, 1264, 1464, 1500, 1525, 1580, 1830, 1896, 1975, 2000, 2370, 2440, 2928, 3000, 3050, 3160, 3660, 3792, 3950, 4575, 4740, 4819, 4880, 5925, 6000, 6100, 6320, 7320, 7625, 7900, 9150, 9480, 9638, 9875, 11850, 12200, 14457, 14640, 15250, 15800, 18300, 18960, 19276, 19750, 22875, 23700, 24095, 24400, 28914, 29625, 30500, 31600, 36600, 38552, 39500, 45750, 47400, 48190, 57828, 59250, 61000, 72285, 73200, 77104, 79000, 91500, 94800, 96380, 115656, 118500, 120475, 122000, 144570, 158000, 183000, 192760, 231312, 237000, 240950, 289140, 361425, 366000, 385520, 474000, 481900, 578280, 602375, 722850, 963800, 1156560, 1204750, 1445700, 1807125, 1927600, 2409500, 2891400, 3614250, 4819000, 5782800, 7228500, 9638000, 14457000, 28914000]

約数ペア:

[(1, 28914000), (2, 14457000), (3, 9638000), (4, 7228500), (5, 5782800), (6, 4819000), (8, 3614250), (10, 2891400), (12, 2409500), (15, 1927600), (16, 1807125), (20, 1445700), (24, 1204750), (25, 1156560), (30, 963800), (40, 722850), (48, 602375), (50, 578280), (60, 481900), (61, 474000), (75, 385520), (79, 366000), (80, 361425), (100, 289140), (120, 240950), (122, 237000), (125, 231312), (150, 192760), (158, 183000), (183, 158000), (200, 144570), (237, 122000), (240, 120475), (244, 118500), (250, 115656), (300, 96380), (305, 94800), (316, 91500), (366, 79000), (375, 77104), (395, 73200), (400, 72285), (474, 61000), (488, 59250), (500, 57828), (600, 48190), (610, 47400), (632, 45750), (732, 39500), (750, 38552), (790, 36600), (915, 31600), (948, 30500), (976, 29625), (1000, 28914), (1185, 24400), (1200, 24095), (1220, 23700), (1264, 22875), (1464, 19750), (1500, 19276), (1525, 18960), (1580, 18300), (1830, 15800), (1896, 15250), (1975, 14640), (2000, 14457), (2370, 12200), (2440, 11850), (2928, 9875), (3000, 9638), (3050, 9480), (3160, 9150), (3660, 7900), (3792, 7625), (3950, 7320), (4575, 6320), (4740, 6100), (4819, 6000), (4880, 5925)]