812676780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1129}}^1$

素因数の和:1221

約数の個数: 192

約数和(自身を含む): 2672947200

約数和(自身を除く): 1860270420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 43, 45, 54, 60, 62, 86, 90, 93, 108, 124, 129, 135, 155, 172, 180, 186, 215, 258, 270, 279, 310, 372, 387, 430, 465, 516, 540, 558, 620, 645, 774, 837, 860, 930, 1116, 1129, 1161, 1290, 1333, 1395, 1548, 1674, 1860, 1935, 2258, 2322, 2580, 2666, 2790, 3348, 3387, 3870, 3999, 4185, 4516, 4644, 5332, 5580, 5645, 5805, 6665, 6774, 7740, 7998, 8370, 10161, 11290, 11610, 11997, 13330, 13548, 15996, 16740, 16935, 19995, 20322, 22580, 23220, 23994, 26660, 30483, 33870, 34999, 35991, 39990, 40644, 47988, 48547, 50805, 59985, 60966, 67740, 69998, 71982, 79980, 97094, 101610, 104997, 119970, 121932, 139996, 143964, 145641, 152415, 174995, 179955, 194188, 203220, 209994, 239940, 242735, 291282, 304830, 314991, 349990, 359910, 419988, 436923, 485470, 524985, 582564, 609660, 629982, 699980, 719820, 728205, 873846, 944973, 970940, 1049970, 1259964, 1310769, 1456410, 1504957, 1574955, 1747692, 1889946, 2099940, 2184615, 2621538, 2912820, 3009914, 3149910, 3779892, 4369230, 4514871, 4724865, 5243076, 6019828, 6299820, 6553845, 7524785, 8738460, 9029742, 9449730, 13107690, 13544613, 15049570, 18059484, 18899460, 22574355, 26215380, 27089226, 30099140, 40633839, 45148710, 54178452, 67723065, 81267678, 90297420, 135446130, 162535356, 203169195, 270892260, 406338390, 812676780]

約数ペア:

[(1, 812676780), (2, 406338390), (3, 270892260), (4, 203169195), (5, 162535356), (6, 135446130), (9, 90297420), (10, 81267678), (12, 67723065), (15, 54178452), (18, 45148710), (20, 40633839), (27, 30099140), (30, 27089226), (31, 26215380), (36, 22574355), (43, 18899460), (45, 18059484), (54, 15049570), (60, 13544613), (62, 13107690), (86, 9449730), (90, 9029742), (93, 8738460), (108, 7524785), (124, 6553845), (129, 6299820), (135, 6019828), (155, 5243076), (172, 4724865), (180, 4514871), (186, 4369230), (215, 3779892), (258, 3149910), (270, 3009914), (279, 2912820), (310, 2621538), (372, 2184615), (387, 2099940), (430, 1889946), (465, 1747692), (516, 1574955), (540, 1504957), (558, 1456410), (620, 1310769), (645, 1259964), (774, 1049970), (837, 970940), (860, 944973), (930, 873846), (1116, 728205), (1129, 719820), (1161, 699980), (1290, 629982), (1333, 609660), (1395, 582564), (1548, 524985), (1674, 485470), (1860, 436923), (1935, 419988), (2258, 359910), (2322, 349990), (2580, 314991), (2666, 304830), (2790, 291282), (3348, 242735), (3387, 239940), (3870, 209994), (3999, 203220), (4185, 194188), (4516, 179955), (4644, 174995), (5332, 152415), (5580, 145641), (5645, 143964), (5805, 139996), (6665, 121932), (6774, 119970), (7740, 104997), (7998, 101610), (8370, 97094), (10161, 79980), (11290, 71982), (11610, 69998), (11997, 67740), (13330, 60966), (13548, 59985), (15996, 50805), (16740, 48547), (16935, 47988), (19995, 40644), (20322, 39990), (22580, 35991), (23220, 34999), (23994, 33870), (26660, 30483)]