157331200

素因数分解:

$2^8\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:131

約数の個数: 216

約数和(自身を含む): 439999616

約数和(自身を除く): 282668416

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 32, 40, 50, 52, 61, 62, 64, 65, 80, 100, 104, 122, 124, 128, 130, 155, 160, 200, 208, 244, 248, 256, 260, 305, 310, 320, 325, 400, 403, 416, 488, 496, 520, 610, 620, 640, 650, 775, 793, 800, 806, 832, 976, 992, 1040, 1220, 1240, 1280, 1300, 1525, 1550, 1586, 1600, 1612, 1664, 1891, 1952, 1984, 2015, 2080, 2440, 2480, 2600, 3050, 3100, 3172, 3200, 3224, 3328, 3782, 3904, 3965, 3968, 4030, 4160, 4880, 4960, 5200, 6100, 6200, 6344, 6400, 6448, 7564, 7808, 7930, 7936, 8060, 8320, 9455, 9760, 9920, 10075, 10400, 12200, 12400, 12688, 12896, 15128, 15616, 15860, 16120, 16640, 18910, 19520, 19825, 19840, 20150, 20800, 24400, 24583, 24800, 25376, 25792, 30256, 31720, 32240, 37820, 39040, 39650, 39680, 40300, 41600, 47275, 48800, 49166, 49600, 50752, 51584, 60512, 63440, 64480, 75640, 78080, 79300, 80600, 83200, 94550, 97600, 98332, 99200, 101504, 103168, 121024, 122915, 126880, 128960, 151280, 158600, 161200, 189100, 195200, 196664, 198400, 203008, 242048, 245830, 253760, 257920, 302560, 317200, 322400, 378200, 390400, 393328, 484096, 491660, 507520, 515840, 605120, 614575, 634400, 644800, 756400, 786656, 983320, 1015040, 1210240, 1229150, 1268800, 1289600, 1512800, 1573312, 1966640, 2420480, 2458300, 2537600, 2579200, 3025600, 3146624, 3933280, 4916600, 5075200, 6051200, 6293248, 7866560, 9833200, 12102400, 15733120, 19666400, 31466240, 39332800, 78665600, 157331200]

約数ペア:

[(1, 157331200), (2, 78665600), (4, 39332800), (5, 31466240), (8, 19666400), (10, 15733120), (13, 12102400), (16, 9833200), (20, 7866560), (25, 6293248), (26, 6051200), (31, 5075200), (32, 4916600), (40, 3933280), (50, 3146624), (52, 3025600), (61, 2579200), (62, 2537600), (64, 2458300), (65, 2420480), (80, 1966640), (100, 1573312), (104, 1512800), (122, 1289600), (124, 1268800), (128, 1229150), (130, 1210240), (155, 1015040), (160, 983320), (200, 786656), (208, 756400), (244, 644800), (248, 634400), (256, 614575), (260, 605120), (305, 515840), (310, 507520), (320, 491660), (325, 484096), (400, 393328), (403, 390400), (416, 378200), (488, 322400), (496, 317200), (520, 302560), (610, 257920), (620, 253760), (640, 245830), (650, 242048), (775, 203008), (793, 198400), (800, 196664), (806, 195200), (832, 189100), (976, 161200), (992, 158600), (1040, 151280), (1220, 128960), (1240, 126880), (1280, 122915), (1300, 121024), (1525, 103168), (1550, 101504), (1586, 99200), (1600, 98332), (1612, 97600), (1664, 94550), (1891, 83200), (1952, 80600), (1984, 79300), (2015, 78080), (2080, 75640), (2440, 64480), (2480, 63440), (2600, 60512), (3050, 51584), (3100, 50752), (3172, 49600), (3200, 49166), (3224, 48800), (3328, 47275), (3782, 41600), (3904, 40300), (3965, 39680), (3968, 39650), (4030, 39040), (4160, 37820), (4880, 32240), (4960, 31720), (5200, 30256), (6100, 25792), (6200, 25376), (6344, 24800), (6400, 24583), (6448, 24400), (7564, 20800), (7808, 20150), (7930, 19840), (7936, 19825), (8060, 19520), (8320, 18910), (9455, 16640), (9760, 16120), (9920, 15860), (10075, 15616), (10400, 15128), (12200, 12896), (12400, 12688)]