1230774400

素因数分解:

$2^7\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{653}}^1$

素因数の和:727

約数の個数: 192

約数和(自身を含む): 3308716800

約数和(自身を除く): 2077942400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 31, 32, 38, 40, 50, 62, 64, 76, 80, 95, 100, 124, 128, 152, 155, 160, 190, 200, 248, 304, 310, 320, 380, 400, 475, 496, 589, 608, 620, 640, 653, 760, 775, 800, 950, 992, 1178, 1216, 1240, 1306, 1520, 1550, 1600, 1900, 1984, 2356, 2432, 2480, 2612, 2945, 3040, 3100, 3200, 3265, 3800, 3968, 4712, 4960, 5224, 5890, 6080, 6200, 6530, 7600, 9424, 9920, 10448, 11780, 12160, 12400, 12407, 13060, 14725, 15200, 16325, 18848, 19840, 20243, 20896, 23560, 24800, 24814, 26120, 29450, 30400, 32650, 37696, 40486, 41792, 47120, 49600, 49628, 52240, 58900, 60800, 62035, 65300, 75392, 80972, 83584, 94240, 99200, 99256, 101215, 104480, 117800, 124070, 130600, 161944, 188480, 198512, 202430, 208960, 235600, 248140, 261200, 310175, 323888, 376960, 384617, 397024, 404860, 417920, 471200, 496280, 506075, 522400, 620350, 647776, 769234, 794048, 809720, 942400, 992560, 1012150, 1044800, 1240700, 1295552, 1538468, 1588096, 1619440, 1884800, 1923085, 1985120, 2024300, 2089600, 2481400, 2591104, 3076936, 3238880, 3846170, 3970240, 4048600, 4962800, 6153872, 6477760, 7692340, 7940480, 8097200, 9615425, 9925600, 12307744, 12955520, 15384680, 16194400, 19230850, 19851200, 24615488, 30769360, 32388800, 38461700, 39702400, 49230976, 61538720, 64777600, 76923400, 123077440, 153846800, 246154880, 307693600, 615387200, 1230774400]

約数ペア:

[(1, 1230774400), (2, 615387200), (4, 307693600), (5, 246154880), (8, 153846800), (10, 123077440), (16, 76923400), (19, 64777600), (20, 61538720), (25, 49230976), (31, 39702400), (32, 38461700), (38, 32388800), (40, 30769360), (50, 24615488), (62, 19851200), (64, 19230850), (76, 16194400), (80, 15384680), (95, 12955520), (100, 12307744), (124, 9925600), (128, 9615425), (152, 8097200), (155, 7940480), (160, 7692340), (190, 6477760), (200, 6153872), (248, 4962800), (304, 4048600), (310, 3970240), (320, 3846170), (380, 3238880), (400, 3076936), (475, 2591104), (496, 2481400), (589, 2089600), (608, 2024300), (620, 1985120), (640, 1923085), (653, 1884800), (760, 1619440), (775, 1588096), (800, 1538468), (950, 1295552), (992, 1240700), (1178, 1044800), (1216, 1012150), (1240, 992560), (1306, 942400), (1520, 809720), (1550, 794048), (1600, 769234), (1900, 647776), (1984, 620350), (2356, 522400), (2432, 506075), (2480, 496280), (2612, 471200), (2945, 417920), (3040, 404860), (3100, 397024), (3200, 384617), (3265, 376960), (3800, 323888), (3968, 310175), (4712, 261200), (4960, 248140), (5224, 235600), (5890, 208960), (6080, 202430), (6200, 198512), (6530, 188480), (7600, 161944), (9424, 130600), (9920, 124070), (10448, 117800), (11780, 104480), (12160, 101215), (12400, 99256), (12407, 99200), (13060, 94240), (14725, 83584), (15200, 80972), (16325, 75392), (18848, 65300), (19840, 62035), (20243, 60800), (20896, 58900), (23560, 52240), (24800, 49628), (24814, 49600), (26120, 47120), (29450, 41792), (30400, 40486), (32650, 37696)]