31108860

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:234

約数の個数: 144

約数和(自身を含む): 101084256

約数和(自身を除く): 69975396

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 54, 60, 74, 81, 90, 108, 111, 135, 148, 162, 173, 180, 185, 222, 243, 270, 324, 333, 346, 370, 405, 444, 486, 519, 540, 555, 666, 692, 740, 810, 865, 972, 999, 1038, 1110, 1215, 1332, 1557, 1620, 1665, 1730, 1998, 2076, 2220, 2430, 2595, 2997, 3114, 3330, 3460, 3996, 4671, 4860, 4995, 5190, 5994, 6228, 6401, 6660, 7785, 8991, 9342, 9990, 10380, 11988, 12802, 14013, 14985, 15570, 17982, 18684, 19203, 19980, 23355, 25604, 28026, 29970, 31140, 32005, 35964, 38406, 42039, 44955, 46710, 56052, 57609, 59940, 64010, 70065, 76812, 84078, 89910, 93420, 96015, 115218, 128020, 140130, 168156, 172827, 179820, 192030, 210195, 230436, 280260, 288045, 345654, 384060, 420390, 518481, 576090, 691308, 840780, 864135, 1036962, 1152180, 1555443, 1728270, 2073924, 2592405, 3110886, 3456540, 5184810, 6221772, 7777215, 10369620, 15554430, 31108860]

約数ペア:

[(1, 31108860), (2, 15554430), (3, 10369620), (4, 7777215), (5, 6221772), (6, 5184810), (9, 3456540), (10, 3110886), (12, 2592405), (15, 2073924), (18, 1728270), (20, 1555443), (27, 1152180), (30, 1036962), (36, 864135), (37, 840780), (45, 691308), (54, 576090), (60, 518481), (74, 420390), (81, 384060), (90, 345654), (108, 288045), (111, 280260), (135, 230436), (148, 210195), (162, 192030), (173, 179820), (180, 172827), (185, 168156), (222, 140130), (243, 128020), (270, 115218), (324, 96015), (333, 93420), (346, 89910), (370, 84078), (405, 76812), (444, 70065), (486, 64010), (519, 59940), (540, 57609), (555, 56052), (666, 46710), (692, 44955), (740, 42039), (810, 38406), (865, 35964), (972, 32005), (999, 31140), (1038, 29970), (1110, 28026), (1215, 25604), (1332, 23355), (1557, 19980), (1620, 19203), (1665, 18684), (1730, 17982), (1998, 15570), (2076, 14985), (2220, 14013), (2430, 12802), (2595, 11988), (2997, 10380), (3114, 9990), (3330, 9342), (3460, 8991), (3996, 7785), (4671, 6660), (4860, 6401), (4995, 6228), (5190, 5994)]