215055680

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:237

約数の個数: 224

約数和(自身を含む): 639836160

約数和(自身を除く): 424780480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 32, 35, 38, 40, 56, 62, 64, 70, 76, 80, 95, 112, 124, 133, 140, 152, 155, 160, 163, 190, 217, 224, 248, 266, 280, 304, 310, 320, 326, 380, 434, 448, 496, 532, 560, 589, 608, 620, 652, 665, 760, 815, 868, 992, 1064, 1085, 1120, 1141, 1178, 1216, 1240, 1304, 1330, 1520, 1630, 1736, 1984, 2128, 2170, 2240, 2282, 2356, 2480, 2608, 2660, 2945, 3040, 3097, 3260, 3472, 4123, 4256, 4340, 4564, 4712, 4960, 5053, 5216, 5320, 5705, 5890, 6080, 6194, 6520, 6944, 8246, 8512, 8680, 9128, 9424, 9920, 10106, 10432, 10640, 11410, 11780, 12388, 13040, 13888, 15485, 16492, 17360, 18256, 18848, 20212, 20615, 21280, 21679, 22820, 23560, 24776, 25265, 26080, 30970, 32984, 34720, 35371, 36512, 37696, 40424, 41230, 42560, 43358, 45640, 47120, 49552, 50530, 52160, 61940, 65968, 69440, 70742, 73024, 80848, 82460, 86716, 91280, 94240, 96007, 99104, 101060, 108395, 123880, 131936, 141484, 161696, 164920, 173432, 176855, 182560, 188480, 192014, 198208, 202120, 216790, 247760, 263872, 282968, 323392, 329840, 346864, 353710, 365120, 384028, 404240, 433580, 480035, 495520, 565936, 659680, 672049, 693728, 707420, 768056, 808480, 867160, 960070, 991040, 1131872, 1319360, 1344098, 1387456, 1414840, 1536112, 1616960, 1734320, 1920140, 2263744, 2688196, 2829680, 3072224, 3360245, 3468640, 3840280, 5376392, 5659360, 6144448, 6720490, 6937280, 7680560, 10752784, 11318720, 13440980, 15361120, 21505568, 26881960, 30722240, 43011136, 53763920, 107527840, 215055680]

約数ペア:

[(1, 215055680), (2, 107527840), (4, 53763920), (5, 43011136), (7, 30722240), (8, 26881960), (10, 21505568), (14, 15361120), (16, 13440980), (19, 11318720), (20, 10752784), (28, 7680560), (31, 6937280), (32, 6720490), (35, 6144448), (38, 5659360), (40, 5376392), (56, 3840280), (62, 3468640), (64, 3360245), (70, 3072224), (76, 2829680), (80, 2688196), (95, 2263744), (112, 1920140), (124, 1734320), (133, 1616960), (140, 1536112), (152, 1414840), (155, 1387456), (160, 1344098), (163, 1319360), (190, 1131872), (217, 991040), (224, 960070), (248, 867160), (266, 808480), (280, 768056), (304, 707420), (310, 693728), (320, 672049), (326, 659680), (380, 565936), (434, 495520), (448, 480035), (496, 433580), (532, 404240), (560, 384028), (589, 365120), (608, 353710), (620, 346864), (652, 329840), (665, 323392), (760, 282968), (815, 263872), (868, 247760), (992, 216790), (1064, 202120), (1085, 198208), (1120, 192014), (1141, 188480), (1178, 182560), (1216, 176855), (1240, 173432), (1304, 164920), (1330, 161696), (1520, 141484), (1630, 131936), (1736, 123880), (1984, 108395), (2128, 101060), (2170, 99104), (2240, 96007), (2282, 94240), (2356, 91280), (2480, 86716), (2608, 82460), (2660, 80848), (2945, 73024), (3040, 70742), (3097, 69440), (3260, 65968), (3472, 61940), (4123, 52160), (4256, 50530), (4340, 49552), (4564, 47120), (4712, 45640), (4960, 43358), (5053, 42560), (5216, 41230), (5320, 40424), (5705, 37696), (5890, 36512), (6080, 35371), (6194, 34720), (6520, 32984), (6944, 30970), (8246, 26080), (8512, 25265), (8680, 24776), (9128, 23560), (9424, 22820), (9920, 21679), (10106, 21280), (10432, 20615), (10640, 20212), (11410, 18848), (11780, 18256), (12388, 17360), (13040, 16492), (13888, 15485)]