20449096560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{8951}}^1$

素因数の和:9156

約数の個数: 240

約数和(自身を含む): 72730344960

約数和(自身を除く): 52281248400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 167, 171, 180, 190, 228, 240, 285, 304, 334, 342, 360, 380, 456, 501, 570, 668, 684, 720, 760, 835, 855, 912, 1002, 1140, 1336, 1368, 1503, 1520, 1670, 1710, 2004, 2280, 2505, 2672, 2736, 3006, 3173, 3340, 3420, 4008, 4560, 5010, 6012, 6346, 6680, 6840, 7515, 8016, 8951, 9519, 10020, 12024, 12692, 13360, 13680, 15030, 15865, 17902, 19038, 20040, 24048, 25384, 26853, 28557, 30060, 31730, 35804, 38076, 40080, 44755, 47595, 50768, 53706, 57114, 60120, 63460, 71608, 76152, 80559, 89510, 95190, 107412, 114228, 120240, 126920, 134265, 142785, 143216, 152304, 161118, 170069, 179020, 190380, 214824, 228456, 253840, 268530, 285570, 322236, 340138, 358040, 380760, 402795, 429648, 456912, 510207, 537060, 571140, 644472, 680276, 716080, 761520, 805590, 850345, 1020414, 1074120, 1142280, 1288944, 1360552, 1494817, 1530621, 1611180, 1700690, 2040828, 2148240, 2284560, 2551035, 2721104, 2989634, 3061242, 3222360, 3401380, 4081656, 4484451, 5102070, 5979268, 6122484, 6444720, 6802760, 7474085, 7653105, 8163312, 8968902, 10204140, 11958536, 12244968, 13453353, 13605520, 14948170, 15306210, 17937804, 20408280, 22422255, 23917072, 24489936, 26906706, 28401523, 29896340, 30612420, 35875608, 40816560, 44844510, 53813412, 56803046, 59792680, 61224840, 67266765, 71751216, 85204569, 89689020, 107626824, 113606092, 119585360, 122449680, 134533530, 142007615, 170409138, 179378040, 215253648, 227212184, 255613707, 269067060, 284015230, 340818276, 358756080, 426022845, 454424368, 511227414, 538134120, 568030460, 681636552, 852045690, 1022454828, 1076268240, 1136060920, 1278068535, 1363273104, 1704091380, 2044909656, 2272121840, 2556137070, 3408182760, 4089819312, 5112274140, 6816365520, 10224548280, 20449096560]

約数ペア:

[(1, 20449096560), (2, 10224548280), (3, 6816365520), (4, 5112274140), (5, 4089819312), (6, 3408182760), (8, 2556137070), (9, 2272121840), (10, 2044909656), (12, 1704091380), (15, 1363273104), (16, 1278068535), (18, 1136060920), (19, 1076268240), (20, 1022454828), (24, 852045690), (30, 681636552), (36, 568030460), (38, 538134120), (40, 511227414), (45, 454424368), (48, 426022845), (57, 358756080), (60, 340818276), (72, 284015230), (76, 269067060), (80, 255613707), (90, 227212184), (95, 215253648), (114, 179378040), (120, 170409138), (144, 142007615), (152, 134533530), (167, 122449680), (171, 119585360), (180, 113606092), (190, 107626824), (228, 89689020), (240, 85204569), (285, 71751216), (304, 67266765), (334, 61224840), (342, 59792680), (360, 56803046), (380, 53813412), (456, 44844510), (501, 40816560), (570, 35875608), (668, 30612420), (684, 29896340), (720, 28401523), (760, 26906706), (835, 24489936), (855, 23917072), (912, 22422255), (1002, 20408280), (1140, 17937804), (1336, 15306210), (1368, 14948170), (1503, 13605520), (1520, 13453353), (1670, 12244968), (1710, 11958536), (2004, 10204140), (2280, 8968902), (2505, 8163312), (2672, 7653105), (2736, 7474085), (3006, 6802760), (3173, 6444720), (3340, 6122484), (3420, 5979268), (4008, 5102070), (4560, 4484451), (5010, 4081656), (6012, 3401380), (6346, 3222360), (6680, 3061242), (6840, 2989634), (7515, 2721104), (8016, 2551035), (8951, 2284560), (9519, 2148240), (10020, 2040828), (12024, 1700690), (12692, 1611180), (13360, 1530621), (13680, 1494817), (15030, 1360552), (15865, 1288944), (17902, 1142280), (19038, 1074120), (20040, 1020414), (24048, 850345), (25384, 805590), (26853, 761520), (28557, 716080), (30060, 680276), (31730, 644472), (35804, 571140), (38076, 537060), (40080, 510207), (44755, 456912), (47595, 429648), (50768, 402795), (53706, 380760), (57114, 358040), (60120, 340138), (63460, 322236), (71608, 285570), (76152, 268530), (80559, 253840), (89510, 228456), (95190, 214824), (107412, 190380), (114228, 179020), (120240, 170069), (126920, 161118), (134265, 152304), (142785, 143216)]