277744740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^3\times {\mathrm{43}}^1$

素因数の和:108

約数の個数: 288

約数和(自身を含む): 1002798720

約数和(自身を除く): 725053980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 43, 49, 52, 60, 65, 70, 78, 84, 86, 91, 98, 105, 129, 130, 140, 147, 156, 169, 172, 182, 195, 196, 210, 215, 245, 258, 260, 273, 294, 301, 338, 364, 390, 420, 430, 455, 490, 507, 516, 546, 559, 588, 602, 637, 645, 676, 735, 780, 845, 860, 903, 910, 980, 1014, 1092, 1118, 1183, 1204, 1274, 1290, 1365, 1470, 1505, 1677, 1690, 1806, 1820, 1911, 2028, 2107, 2197, 2236, 2366, 2535, 2548, 2580, 2730, 2795, 2940, 3010, 3185, 3354, 3380, 3549, 3612, 3822, 3913, 4214, 4394, 4515, 4732, 5070, 5460, 5590, 5915, 6020, 6321, 6370, 6591, 6708, 7098, 7267, 7644, 7826, 8281, 8385, 8428, 8788, 9030, 9555, 10140, 10535, 10985, 11180, 11739, 11830, 12642, 12740, 13182, 14196, 14534, 15379, 15652, 16562, 16770, 17745, 18060, 19110, 19565, 21070, 21801, 21970, 23478, 23660, 24843, 25284, 26364, 27391, 29068, 30758, 31605, 32955, 33124, 33540, 35490, 36335, 38220, 39130, 41405, 42140, 43602, 43940, 46137, 46956, 49686, 50869, 54782, 58695, 61516, 63210, 65910, 70980, 72670, 76895, 78260, 82173, 82810, 87204, 92274, 94471, 99372, 101738, 107653, 109005, 109564, 117390, 124215, 126420, 131820, 136955, 145340, 152607, 153790, 164346, 165620, 184548, 188942, 203476, 215306, 218010, 230685, 234780, 248430, 254345, 273910, 283413, 305214, 307580, 322959, 328692, 356083, 377884, 410865, 430612, 436020, 461370, 472355, 496860, 508690, 538265, 547820, 566826, 610428, 645918, 661297, 712166, 763035, 821730, 922740, 944710, 1017380, 1068249, 1076530, 1133652, 1291836, 1322594, 1417065, 1424332, 1526070, 1614795, 1643460, 1780415, 1889420, 1983891, 2136498, 2153060, 2645188, 2834130, 3052140, 3229590, 3306485, 3560830, 3967782, 4272996, 4629079, 5341245, 5668260, 6459180, 6612970, 7121660, 7935564, 9258158, 9919455, 10682490, 13225940, 13887237, 18516316, 19838910, 21364980, 23145395, 27774474, 39677820, 46290790, 55548948, 69436185, 92581580, 138872370, 277744740]

約数ペア:

[(1, 277744740), (2, 138872370), (3, 92581580), (4, 69436185), (5, 55548948), (6, 46290790), (7, 39677820), (10, 27774474), (12, 23145395), (13, 21364980), (14, 19838910), (15, 18516316), (20, 13887237), (21, 13225940), (26, 10682490), (28, 9919455), (30, 9258158), (35, 7935564), (39, 7121660), (42, 6612970), (43, 6459180), (49, 5668260), (52, 5341245), (60, 4629079), (65, 4272996), (70, 3967782), (78, 3560830), (84, 3306485), (86, 3229590), (91, 3052140), (98, 2834130), (105, 2645188), (129, 2153060), (130, 2136498), (140, 1983891), (147, 1889420), (156, 1780415), (169, 1643460), (172, 1614795), (182, 1526070), (195, 1424332), (196, 1417065), (210, 1322594), (215, 1291836), (245, 1133652), (258, 1076530), (260, 1068249), (273, 1017380), (294, 944710), (301, 922740), (338, 821730), (364, 763035), (390, 712166), (420, 661297), (430, 645918), (455, 610428), (490, 566826), (507, 547820), (516, 538265), (546, 508690), (559, 496860), (588, 472355), (602, 461370), (637, 436020), (645, 430612), (676, 410865), (735, 377884), (780, 356083), (845, 328692), (860, 322959), (903, 307580), (910, 305214), (980, 283413), (1014, 273910), (1092, 254345), (1118, 248430), (1183, 234780), (1204, 230685), (1274, 218010), (1290, 215306), (1365, 203476), (1470, 188942), (1505, 184548), (1677, 165620), (1690, 164346), (1806, 153790), (1820, 152607), (1911, 145340), (2028, 136955), (2107, 131820), (2197, 126420), (2236, 124215), (2366, 117390), (2535, 109564), (2548, 109005), (2580, 107653), (2730, 101738), (2795, 99372), (2940, 94471), (3010, 92274), (3185, 87204), (3354, 82810), (3380, 82173), (3549, 78260), (3612, 76895), (3822, 72670), (3913, 70980), (4214, 65910), (4394, 63210), (4515, 61516), (4732, 58695), (5070, 54782), (5460, 50869), (5590, 49686), (5915, 46956), (6020, 46137), (6321, 43940), (6370, 43602), (6591, 42140), (6708, 41405), (7098, 39130), (7267, 38220), (7644, 36335), (7826, 35490), (8281, 33540), (8385, 33124), (8428, 32955), (8788, 31605), (9030, 30758), (9555, 29068), (10140, 27391), (10535, 26364), (10985, 25284), (11180, 24843), (11739, 23660), (11830, 23478), (12642, 21970), (12740, 21801), (13182, 21070), (14196, 19565), (14534, 19110), (15379, 18060), (15652, 17745), (16562, 16770)]