31193979090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{751}}^1\times {\mathrm{757}}^1$

素因数の和:1608

約数の個数: 128

約数和(自身を含む): 78799011840

約数和(自身を除く): 47605032750

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 59, 62, 93, 118, 155, 177, 186, 295, 310, 354, 465, 590, 751, 757, 885, 930, 1502, 1514, 1770, 1829, 2253, 2271, 3658, 3755, 3785, 4506, 4542, 5487, 7510, 7570, 9145, 10974, 11265, 11355, 18290, 22530, 22710, 23281, 23467, 27435, 44309, 44663, 46562, 46934, 54870, 69843, 70401, 88618, 89326, 116405, 117335, 132927, 133989, 139686, 140802, 221545, 223315, 232810, 234670, 265854, 267978, 349215, 352005, 443090, 446630, 568507, 664635, 669945, 698430, 704010, 1137014, 1329270, 1339890, 1373579, 1384553, 1705521, 2747158, 2769106, 2842535, 3411042, 4120737, 4153659, 5685070, 6867895, 6922765, 8241474, 8307318, 8527605, 13735790, 13845530, 17055210, 17623717, 20603685, 20768295, 33541913, 35247434, 41207370, 41536590, 52871151, 67083826, 88118585, 100625739, 105742302, 167709565, 176237170, 201251478, 264355755, 335419130, 503128695, 528711510, 1006257390, 1039799303, 2079598606, 3119397909, 5198996515, 6238795818, 10397993030, 15596989545, 31193979090]

約数ペア:

[(1, 31193979090), (2, 15596989545), (3, 10397993030), (5, 6238795818), (6, 5198996515), (10, 3119397909), (15, 2079598606), (30, 1039799303), (31, 1006257390), (59, 528711510), (62, 503128695), (93, 335419130), (118, 264355755), (155, 201251478), (177, 176237170), (186, 167709565), (295, 105742302), (310, 100625739), (354, 88118585), (465, 67083826), (590, 52871151), (751, 41536590), (757, 41207370), (885, 35247434), (930, 33541913), (1502, 20768295), (1514, 20603685), (1770, 17623717), (1829, 17055210), (2253, 13845530), (2271, 13735790), (3658, 8527605), (3755, 8307318), (3785, 8241474), (4506, 6922765), (4542, 6867895), (5487, 5685070), (7510, 4153659), (7570, 4120737), (9145, 3411042), (10974, 2842535), (11265, 2769106), (11355, 2747158), (18290, 1705521), (22530, 1384553), (22710, 1373579), (23281, 1339890), (23467, 1329270), (27435, 1137014), (44309, 704010), (44663, 698430), (46562, 669945), (46934, 664635), (54870, 568507), (69843, 446630), (70401, 443090), (88618, 352005), (89326, 349215), (116405, 267978), (117335, 265854), (132927, 234670), (133989, 232810), (139686, 223315), (140802, 221545)]