30156800

素因数分解:

$2^{11}\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:82

約数の個数: 144

約数和(自身を含む): 81244800

約数和(自身を除く): 51088000

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, 256, 304, 310, 320, 380, 400, 475, 496, 512, 589, 608, 620, 640, 760, 775, 800, 950, 992, 1024, 1178, 1216, 1240, 1280, 1520, 1550, 1600, 1900, 1984, 2048, 2356, 2432, 2480, 2560, 2945, 3040, 3100, 3200, 3800, 3968, 4712, 4864, 4960, 5120, 5890, 6080, 6200, 6400, 7600, 7936, 9424, 9728, 9920, 10240, 11780, 12160, 12400, 12800, 14725, 15200, 15872, 18848, 19456, 19840, 23560, 24320, 24800, 25600, 29450, 30400, 31744, 37696, 38912, 39680, 47120, 48640, 49600, 51200, 58900, 60800, 63488, 75392, 79360, 94240, 97280, 99200, 117800, 121600, 150784, 158720, 188480, 194560, 198400, 235600, 243200, 301568, 317440, 376960, 396800, 471200, 486400, 603136, 753920, 793600, 942400, 972800, 1206272, 1507840, 1587200, 1884800, 3015680, 3769600, 6031360, 7539200, 15078400, 30156800]

約数ペア:

[(1, 30156800), (2, 15078400), (4, 7539200), (5, 6031360), (8, 3769600), (10, 3015680), (16, 1884800), (19, 1587200), (20, 1507840), (25, 1206272), (31, 972800), (32, 942400), (38, 793600), (40, 753920), (50, 603136), (62, 486400), (64, 471200), (76, 396800), (80, 376960), (95, 317440), (100, 301568), (124, 243200), (128, 235600), (152, 198400), (155, 194560), (160, 188480), (190, 158720), (200, 150784), (248, 121600), (256, 117800), (304, 99200), (310, 97280), (320, 94240), (380, 79360), (400, 75392), (475, 63488), (496, 60800), (512, 58900), (589, 51200), (608, 49600), (620, 48640), (640, 47120), (760, 39680), (775, 38912), (800, 37696), (950, 31744), (992, 30400), (1024, 29450), (1178, 25600), (1216, 24800), (1240, 24320), (1280, 23560), (1520, 19840), (1550, 19456), (1600, 18848), (1900, 15872), (1984, 15200), (2048, 14725), (2356, 12800), (2432, 12400), (2480, 12160), (2560, 11780), (2945, 10240), (3040, 9920), (3100, 9728), (3200, 9424), (3800, 7936), (3968, 7600), (4712, 6400), (4864, 6200), (4960, 6080), (5120, 5890)]