31206240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1667}}^1$

素因数の和:1701

約数の個数: 144

約数和(自身を含む): 114751728

約数和(自身を除く): 83545488

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1667, 1872, 2080, 2340, 3120, 3334, 3744, 4680, 5001, 6240, 6668, 8335, 9360, 10002, 13336, 15003, 16670, 18720, 20004, 21671, 25005, 26672, 30006, 33340, 40008, 43342, 50010, 53344, 60012, 65013, 66680, 75015, 80016, 86684, 100020, 108355, 120024, 130026, 133360, 150030, 160032, 173368, 195039, 200040, 216710, 240048, 260052, 266720, 300060, 325065, 346736, 390078, 400080, 433420, 480096, 520104, 600120, 650130, 693472, 780156, 800160, 866840, 975195, 1040208, 1200240, 1300260, 1560312, 1733680, 1950390, 2080416, 2400480, 2600520, 3120624, 3467360, 3900780, 5201040, 6241248, 7801560, 10402080, 15603120, 31206240]

約数ペア:

[(1, 31206240), (2, 15603120), (3, 10402080), (4, 7801560), (5, 6241248), (6, 5201040), (8, 3900780), (9, 3467360), (10, 3120624), (12, 2600520), (13, 2400480), (15, 2080416), (16, 1950390), (18, 1733680), (20, 1560312), (24, 1300260), (26, 1200240), (30, 1040208), (32, 975195), (36, 866840), (39, 800160), (40, 780156), (45, 693472), (48, 650130), (52, 600120), (60, 520104), (65, 480096), (72, 433420), (78, 400080), (80, 390078), (90, 346736), (96, 325065), (104, 300060), (117, 266720), (120, 260052), (130, 240048), (144, 216710), (156, 200040), (160, 195039), (180, 173368), (195, 160032), (208, 150030), (234, 133360), (240, 130026), (260, 120024), (288, 108355), (312, 100020), (360, 86684), (390, 80016), (416, 75015), (468, 66680), (480, 65013), (520, 60012), (585, 53344), (624, 50010), (720, 43342), (780, 40008), (936, 33340), (1040, 30006), (1170, 26672), (1248, 25005), (1440, 21671), (1560, 20004), (1667, 18720), (1872, 16670), (2080, 15003), (2340, 13336), (3120, 10002), (3334, 9360), (3744, 8335), (4680, 6668), (5001, 6240)]