2178728010

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{1277}}^1$

素因数の和:1453

約数の個数: 128

約数和(自身を含む): 5962636800

約数和(自身を除く): 3783908790

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 71, 89, 90, 135, 142, 178, 213, 267, 270, 355, 426, 445, 534, 639, 710, 801, 890, 1065, 1277, 1278, 1335, 1602, 1917, 2130, 2403, 2554, 2670, 3195, 3831, 3834, 4005, 4806, 6319, 6385, 6390, 7662, 8010, 9585, 11493, 12015, 12638, 12770, 18957, 19155, 19170, 22986, 24030, 31595, 34479, 37914, 38310, 56871, 57465, 63190, 68958, 90667, 94785, 113653, 113742, 114930, 170613, 172395, 181334, 189570, 227306, 272001, 284355, 340959, 341226, 344790, 453335, 544002, 568265, 568710, 681918, 816003, 853065, 906670, 1022877, 1136530, 1360005, 1632006, 1704795, 1706130, 2045754, 2448009, 2720010, 3068631, 3409590, 4080015, 4896018, 5114385, 6137262, 8069363, 8160030, 10228770, 12240045, 15343155, 16138726, 24208089, 24480090, 30686310, 40346815, 48416178, 72624267, 80693630, 121040445, 145248534, 217872801, 242080890, 363121335, 435745602, 726242670, 1089364005, 2178728010]

約数ペア:

[(1, 2178728010), (2, 1089364005), (3, 726242670), (5, 435745602), (6, 363121335), (9, 242080890), (10, 217872801), (15, 145248534), (18, 121040445), (27, 80693630), (30, 72624267), (45, 48416178), (54, 40346815), (71, 30686310), (89, 24480090), (90, 24208089), (135, 16138726), (142, 15343155), (178, 12240045), (213, 10228770), (267, 8160030), (270, 8069363), (355, 6137262), (426, 5114385), (445, 4896018), (534, 4080015), (639, 3409590), (710, 3068631), (801, 2720010), (890, 2448009), (1065, 2045754), (1277, 1706130), (1278, 1704795), (1335, 1632006), (1602, 1360005), (1917, 1136530), (2130, 1022877), (2403, 906670), (2554, 853065), (2670, 816003), (3195, 681918), (3831, 568710), (3834, 568265), (4005, 544002), (4806, 453335), (6319, 344790), (6385, 341226), (6390, 340959), (7662, 284355), (8010, 272001), (9585, 227306), (11493, 189570), (12015, 181334), (12638, 172395), (12770, 170613), (18957, 114930), (19155, 113742), (19170, 113653), (22986, 94785), (24030, 90667), (31595, 68958), (34479, 63190), (37914, 57465), (38310, 56871)]