738932740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1871}}^1$

素因数の和:1938

約数の個数: 144

約数和(自身を含む): 2007742464

約数和(自身を除く): 1268809724

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 49, 52, 62, 65, 70, 91, 98, 124, 130, 140, 155, 182, 196, 217, 245, 260, 310, 364, 403, 434, 455, 490, 620, 637, 806, 868, 910, 980, 1085, 1274, 1519, 1612, 1820, 1871, 2015, 2170, 2548, 2821, 3038, 3185, 3742, 4030, 4340, 5642, 6076, 6370, 7484, 7595, 8060, 9355, 11284, 12740, 13097, 14105, 15190, 18710, 19747, 24323, 26194, 28210, 30380, 37420, 39494, 48646, 52388, 56420, 58001, 65485, 78988, 91679, 97292, 98735, 116002, 121615, 130970, 170261, 183358, 197470, 232004, 243230, 261940, 290005, 340522, 366716, 394940, 406007, 458395, 486460, 580010, 681044, 754013, 812014, 851305, 916790, 1160020, 1191827, 1508026, 1624028, 1702610, 1833580, 2030035, 2383654, 2842049, 3016052, 3405220, 3770065, 4060070, 4767308, 5278091, 5684098, 5959135, 7540130, 8120140, 10556182, 11368196, 11918270, 14210245, 15080260, 21112364, 23836540, 26390455, 28420490, 36946637, 52780910, 56840980, 73893274, 105561820, 147786548, 184733185, 369466370, 738932740]

約数ペア:

[(1, 738932740), (2, 369466370), (4, 184733185), (5, 147786548), (7, 105561820), (10, 73893274), (13, 56840980), (14, 52780910), (20, 36946637), (26, 28420490), (28, 26390455), (31, 23836540), (35, 21112364), (49, 15080260), (52, 14210245), (62, 11918270), (65, 11368196), (70, 10556182), (91, 8120140), (98, 7540130), (124, 5959135), (130, 5684098), (140, 5278091), (155, 4767308), (182, 4060070), (196, 3770065), (217, 3405220), (245, 3016052), (260, 2842049), (310, 2383654), (364, 2030035), (403, 1833580), (434, 1702610), (455, 1624028), (490, 1508026), (620, 1191827), (637, 1160020), (806, 916790), (868, 851305), (910, 812014), (980, 754013), (1085, 681044), (1274, 580010), (1519, 486460), (1612, 458395), (1820, 406007), (1871, 394940), (2015, 366716), (2170, 340522), (2548, 290005), (2821, 261940), (3038, 243230), (3185, 232004), (3742, 197470), (4030, 183358), (4340, 170261), (5642, 130970), (6076, 121615), (6370, 116002), (7484, 98735), (7595, 97292), (8060, 91679), (9355, 78988), (11284, 65485), (12740, 58001), (13097, 56420), (14105, 52388), (15190, 48646), (18710, 39494), (19747, 37420), (24323, 30380), (26194, 28210)]