238948320

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{257}}^1$

素因数の和:437

約数の個数: 192

約数和(自身を含む): 819201600

約数和(自身を除く): 580253280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 149, 156, 160, 195, 208, 240, 257, 260, 298, 312, 390, 416, 447, 480, 514, 520, 596, 624, 745, 771, 780, 894, 1028, 1040, 1192, 1248, 1285, 1490, 1542, 1560, 1788, 1937, 2056, 2080, 2235, 2384, 2570, 2980, 3084, 3120, 3341, 3576, 3855, 3874, 4112, 4470, 4768, 5140, 5811, 5960, 6168, 6240, 6682, 7152, 7710, 7748, 8224, 8940, 9685, 10023, 10280, 11622, 11920, 12336, 13364, 14304, 15420, 15496, 16705, 17880, 19370, 20046, 20560, 23244, 23840, 24672, 26728, 29055, 30840, 30992, 33410, 35760, 38293, 38740, 40092, 41120, 46488, 50115, 53456, 58110, 61680, 61984, 66820, 71520, 76586, 77480, 80184, 92976, 100230, 106912, 114879, 116220, 123360, 133640, 153172, 154960, 160368, 185952, 191465, 200460, 229758, 232440, 267280, 306344, 309920, 320736, 382930, 400920, 459516, 464880, 497809, 534560, 574395, 612688, 765860, 801840, 919032, 929760, 995618, 1148790, 1225376, 1493427, 1531720, 1603680, 1838064, 1991236, 2297580, 2489045, 2986854, 3063440, 3676128, 3982472, 4595160, 4978090, 5973708, 6126880, 7467135, 7964944, 9190320, 9956180, 11947416, 14934270, 15929888, 18380640, 19912360, 23894832, 29868540, 39824720, 47789664, 59737080, 79649440, 119474160, 238948320]

約数ペア:

[(1, 238948320), (2, 119474160), (3, 79649440), (4, 59737080), (5, 47789664), (6, 39824720), (8, 29868540), (10, 23894832), (12, 19912360), (13, 18380640), (15, 15929888), (16, 14934270), (20, 11947416), (24, 9956180), (26, 9190320), (30, 7964944), (32, 7467135), (39, 6126880), (40, 5973708), (48, 4978090), (52, 4595160), (60, 3982472), (65, 3676128), (78, 3063440), (80, 2986854), (96, 2489045), (104, 2297580), (120, 1991236), (130, 1838064), (149, 1603680), (156, 1531720), (160, 1493427), (195, 1225376), (208, 1148790), (240, 995618), (257, 929760), (260, 919032), (298, 801840), (312, 765860), (390, 612688), (416, 574395), (447, 534560), (480, 497809), (514, 464880), (520, 459516), (596, 400920), (624, 382930), (745, 320736), (771, 309920), (780, 306344), (894, 267280), (1028, 232440), (1040, 229758), (1192, 200460), (1248, 191465), (1285, 185952), (1490, 160368), (1542, 154960), (1560, 153172), (1788, 133640), (1937, 123360), (2056, 116220), (2080, 114879), (2235, 106912), (2384, 100230), (2570, 92976), (2980, 80184), (3084, 77480), (3120, 76586), (3341, 71520), (3576, 66820), (3855, 61984), (3874, 61680), (4112, 58110), (4470, 53456), (4768, 50115), (5140, 46488), (5811, 41120), (5960, 40092), (6168, 38740), (6240, 38293), (6682, 35760), (7152, 33410), (7710, 30992), (7748, 30840), (8224, 29055), (8940, 26728), (9685, 24672), (10023, 23840), (10280, 23244), (11622, 20560), (11920, 20046), (12336, 19370), (13364, 17880), (14304, 16705), (15420, 15496)]