51430320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1171}}^1$

素因数の和:1251

約数の個数: 120

約数和(自身を含む): 175701552

約数和(自身を除く): 124271232

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 61, 72, 80, 90, 120, 122, 144, 180, 183, 240, 244, 305, 360, 366, 488, 549, 610, 720, 732, 915, 976, 1098, 1171, 1220, 1464, 1830, 2196, 2342, 2440, 2745, 2928, 3513, 3660, 4392, 4684, 4880, 5490, 5855, 7026, 7320, 8784, 9368, 10539, 10980, 11710, 14052, 14640, 17565, 18736, 21078, 21960, 23420, 28104, 35130, 42156, 43920, 46840, 52695, 56208, 70260, 71431, 84312, 93680, 105390, 140520, 142862, 168624, 210780, 214293, 281040, 285724, 357155, 421560, 428586, 571448, 642879, 714310, 843120, 857172, 1071465, 1142896, 1285758, 1428620, 1714344, 2142930, 2571516, 2857240, 3214395, 3428688, 4285860, 5143032, 5714480, 6428790, 8571720, 10286064, 12857580, 17143440, 25715160, 51430320]

約数ペア:

[(1, 51430320), (2, 25715160), (3, 17143440), (4, 12857580), (5, 10286064), (6, 8571720), (8, 6428790), (9, 5714480), (10, 5143032), (12, 4285860), (15, 3428688), (16, 3214395), (18, 2857240), (20, 2571516), (24, 2142930), (30, 1714344), (36, 1428620), (40, 1285758), (45, 1142896), (48, 1071465), (60, 857172), (61, 843120), (72, 714310), (80, 642879), (90, 571448), (120, 428586), (122, 421560), (144, 357155), (180, 285724), (183, 281040), (240, 214293), (244, 210780), (305, 168624), (360, 142862), (366, 140520), (488, 105390), (549, 93680), (610, 84312), (720, 71431), (732, 70260), (915, 56208), (976, 52695), (1098, 46840), (1171, 43920), (1220, 42156), (1464, 35130), (1830, 28104), (2196, 23420), (2342, 21960), (2440, 21078), (2745, 18736), (2928, 17565), (3513, 14640), (3660, 14052), (4392, 11710), (4684, 10980), (4880, 10539), (5490, 9368), (5855, 8784), (7026, 7320)]