15731820

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1$

素因数の和:123

約数の個数: 168

約数和(自身を含む): 53985456

約数和(自身を除く): 38253636

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 83, 90, 108, 117, 130, 135, 156, 162, 166, 180, 195, 234, 243, 249, 260, 270, 324, 332, 351, 390, 405, 415, 468, 486, 498, 540, 585, 702, 729, 747, 780, 810, 830, 972, 996, 1053, 1079, 1170, 1215, 1245, 1404, 1458, 1494, 1620, 1660, 1755, 2106, 2158, 2241, 2340, 2430, 2490, 2916, 2988, 3159, 3237, 3510, 3645, 3735, 4212, 4316, 4482, 4860, 4980, 5265, 5395, 6318, 6474, 6723, 7020, 7290, 7470, 8964, 9477, 9711, 10530, 10790, 11205, 12636, 12948, 13446, 14580, 14940, 15795, 16185, 18954, 19422, 20169, 21060, 21580, 22410, 26892, 29133, 31590, 32370, 33615, 37908, 38844, 40338, 44820, 47385, 48555, 58266, 60507, 63180, 64740, 67230, 80676, 87399, 94770, 97110, 100845, 116532, 121014, 134460, 145665, 174798, 189540, 194220, 201690, 242028, 262197, 291330, 302535, 349596, 403380, 436995, 524394, 582660, 605070, 786591, 873990, 1048788, 1210140, 1310985, 1573182, 1747980, 2621970, 3146364, 3932955, 5243940, 7865910, 15731820]

約数ペア:

[(1, 15731820), (2, 7865910), (3, 5243940), (4, 3932955), (5, 3146364), (6, 2621970), (9, 1747980), (10, 1573182), (12, 1310985), (13, 1210140), (15, 1048788), (18, 873990), (20, 786591), (26, 605070), (27, 582660), (30, 524394), (36, 436995), (39, 403380), (45, 349596), (52, 302535), (54, 291330), (60, 262197), (65, 242028), (78, 201690), (81, 194220), (83, 189540), (90, 174798), (108, 145665), (117, 134460), (130, 121014), (135, 116532), (156, 100845), (162, 97110), (166, 94770), (180, 87399), (195, 80676), (234, 67230), (243, 64740), (249, 63180), (260, 60507), (270, 58266), (324, 48555), (332, 47385), (351, 44820), (390, 40338), (405, 38844), (415, 37908), (468, 33615), (486, 32370), (498, 31590), (540, 29133), (585, 26892), (702, 22410), (729, 21580), (747, 21060), (780, 20169), (810, 19422), (830, 18954), (972, 16185), (996, 15795), (1053, 14940), (1079, 14580), (1170, 13446), (1215, 12948), (1245, 12636), (1404, 11205), (1458, 10790), (1494, 10530), (1620, 9711), (1660, 9477), (1755, 8964), (2106, 7470), (2158, 7290), (2241, 7020), (2340, 6723), (2430, 6474), (2490, 6318), (2916, 5395), (2988, 5265), (3159, 4980), (3237, 4860), (3510, 4482), (3645, 4316), (3735, 4212)]