51407760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:245

約数の個数: 160

約数和(自身を含む): 169989120

約数和(自身を除く): 118581360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 67, 69, 80, 92, 115, 120, 134, 138, 139, 184, 201, 230, 240, 268, 276, 278, 335, 345, 368, 402, 417, 460, 536, 552, 556, 670, 690, 695, 804, 834, 920, 1005, 1072, 1104, 1112, 1340, 1380, 1390, 1541, 1608, 1668, 1840, 2010, 2085, 2224, 2680, 2760, 2780, 3082, 3197, 3216, 3336, 4020, 4170, 4623, 5360, 5520, 5560, 6164, 6394, 6672, 7705, 8040, 8340, 9246, 9313, 9591, 11120, 12328, 12788, 15410, 15985, 16080, 16680, 18492, 18626, 19182, 23115, 24656, 25576, 27939, 30820, 31970, 33360, 36984, 37252, 38364, 46230, 46565, 47955, 51152, 55878, 61640, 63940, 73968, 74504, 76728, 92460, 93130, 95910, 111756, 123280, 127880, 139695, 149008, 153456, 184920, 186260, 191820, 214199, 223512, 255760, 279390, 369840, 372520, 383640, 428398, 447024, 558780, 642597, 745040, 767280, 856796, 1070995, 1117560, 1285194, 1713592, 2141990, 2235120, 2570388, 3212985, 3427184, 4283980, 5140776, 6425970, 8567960, 10281552, 12851940, 17135920, 25703880, 51407760]

約数ペア:

[(1, 51407760), (2, 25703880), (3, 17135920), (4, 12851940), (5, 10281552), (6, 8567960), (8, 6425970), (10, 5140776), (12, 4283980), (15, 3427184), (16, 3212985), (20, 2570388), (23, 2235120), (24, 2141990), (30, 1713592), (40, 1285194), (46, 1117560), (48, 1070995), (60, 856796), (67, 767280), (69, 745040), (80, 642597), (92, 558780), (115, 447024), (120, 428398), (134, 383640), (138, 372520), (139, 369840), (184, 279390), (201, 255760), (230, 223512), (240, 214199), (268, 191820), (276, 186260), (278, 184920), (335, 153456), (345, 149008), (368, 139695), (402, 127880), (417, 123280), (460, 111756), (536, 95910), (552, 93130), (556, 92460), (670, 76728), (690, 74504), (695, 73968), (804, 63940), (834, 61640), (920, 55878), (1005, 51152), (1072, 47955), (1104, 46565), (1112, 46230), (1340, 38364), (1380, 37252), (1390, 36984), (1541, 33360), (1608, 31970), (1668, 30820), (1840, 27939), (2010, 25576), (2085, 24656), (2224, 23115), (2680, 19182), (2760, 18626), (2780, 18492), (3082, 16680), (3197, 16080), (3216, 15985), (3336, 15410), (4020, 12788), (4170, 12328), (4623, 11120), (5360, 9591), (5520, 9313), (5560, 9246), (6164, 8340), (6394, 8040), (6672, 7705)]