40260420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{223}}^1$

素因数の和:314

約数の個数: 144

約数和(自身を含む): 132088320

約数和(自身を除く): 91827900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 59, 60, 68, 85, 90, 102, 118, 153, 170, 177, 180, 204, 223, 236, 255, 295, 306, 340, 354, 446, 510, 531, 590, 612, 669, 708, 765, 885, 892, 1003, 1020, 1062, 1115, 1180, 1338, 1530, 1770, 2006, 2007, 2124, 2230, 2655, 2676, 3009, 3060, 3345, 3540, 3791, 4012, 4014, 4460, 5015, 5310, 6018, 6690, 7582, 8028, 9027, 10030, 10035, 10620, 11373, 12036, 13157, 13380, 15045, 15164, 18054, 18955, 20060, 20070, 22746, 26314, 30090, 34119, 36108, 37910, 39471, 40140, 45135, 45492, 52628, 56865, 60180, 65785, 68238, 75820, 78942, 90270, 113730, 118413, 131570, 136476, 157884, 170595, 180540, 197355, 223669, 227460, 236826, 263140, 341190, 394710, 447338, 473652, 592065, 671007, 682380, 789420, 894676, 1118345, 1184130, 1342014, 2013021, 2236690, 2368260, 2684028, 3355035, 4026042, 4473380, 6710070, 8052084, 10065105, 13420140, 20130210, 40260420]

約数ペア:

[(1, 40260420), (2, 20130210), (3, 13420140), (4, 10065105), (5, 8052084), (6, 6710070), (9, 4473380), (10, 4026042), (12, 3355035), (15, 2684028), (17, 2368260), (18, 2236690), (20, 2013021), (30, 1342014), (34, 1184130), (36, 1118345), (45, 894676), (51, 789420), (59, 682380), (60, 671007), (68, 592065), (85, 473652), (90, 447338), (102, 394710), (118, 341190), (153, 263140), (170, 236826), (177, 227460), (180, 223669), (204, 197355), (223, 180540), (236, 170595), (255, 157884), (295, 136476), (306, 131570), (340, 118413), (354, 113730), (446, 90270), (510, 78942), (531, 75820), (590, 68238), (612, 65785), (669, 60180), (708, 56865), (765, 52628), (885, 45492), (892, 45135), (1003, 40140), (1020, 39471), (1062, 37910), (1115, 36108), (1180, 34119), (1338, 30090), (1530, 26314), (1770, 22746), (2006, 20070), (2007, 20060), (2124, 18955), (2230, 18054), (2655, 15164), (2676, 15045), (3009, 13380), (3060, 13157), (3345, 12036), (3540, 11373), (3791, 10620), (4012, 10035), (4014, 10030), (4460, 9027), (5015, 8028), (5310, 7582), (6018, 6690)]