81677700

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{13}}^2\times {\mathrm{179}}^1$

素因数の和:228

約数の個数: 216

約数和(自身を含む): 285919200

約数和(自身を除く): 204241500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 27, 30, 36, 39, 45, 50, 52, 54, 60, 65, 75, 78, 90, 100, 108, 117, 130, 135, 150, 156, 169, 179, 180, 195, 225, 234, 260, 270, 300, 325, 338, 351, 358, 390, 450, 468, 507, 537, 540, 585, 650, 675, 676, 702, 716, 780, 845, 895, 900, 975, 1014, 1074, 1170, 1300, 1350, 1404, 1521, 1611, 1690, 1755, 1790, 1950, 2028, 2148, 2327, 2340, 2535, 2685, 2700, 2925, 3042, 3222, 3380, 3510, 3580, 3900, 4225, 4475, 4563, 4654, 4833, 5070, 5370, 5850, 6084, 6444, 6981, 7020, 7605, 8055, 8450, 8775, 8950, 9126, 9308, 9666, 10140, 10740, 11635, 11700, 12675, 13425, 13962, 15210, 16110, 16900, 17550, 17900, 18252, 19332, 20943, 22815, 23270, 24165, 25350, 26850, 27924, 30251, 30420, 32220, 34905, 35100, 38025, 40275, 41886, 45630, 46540, 48330, 50700, 53700, 58175, 60502, 62829, 69810, 76050, 80550, 83772, 90753, 91260, 96660, 104715, 114075, 116350, 120825, 121004, 125658, 139620, 151255, 152100, 161100, 174525, 181506, 209430, 228150, 232700, 241650, 251316, 272259, 302510, 314145, 349050, 363012, 418860, 453765, 456300, 483300, 523575, 544518, 605020, 628290, 698100, 756275, 816777, 907530, 1047150, 1089036, 1256580, 1361295, 1512550, 1570725, 1633554, 1815060, 2094300, 2268825, 2722590, 3025100, 3141450, 3267108, 4083885, 4537650, 5445180, 6282900, 6806475, 8167770, 9075300, 13612950, 16335540, 20419425, 27225900, 40838850, 81677700]

約数ペア:

[(1, 81677700), (2, 40838850), (3, 27225900), (4, 20419425), (5, 16335540), (6, 13612950), (9, 9075300), (10, 8167770), (12, 6806475), (13, 6282900), (15, 5445180), (18, 4537650), (20, 4083885), (25, 3267108), (26, 3141450), (27, 3025100), (30, 2722590), (36, 2268825), (39, 2094300), (45, 1815060), (50, 1633554), (52, 1570725), (54, 1512550), (60, 1361295), (65, 1256580), (75, 1089036), (78, 1047150), (90, 907530), (100, 816777), (108, 756275), (117, 698100), (130, 628290), (135, 605020), (150, 544518), (156, 523575), (169, 483300), (179, 456300), (180, 453765), (195, 418860), (225, 363012), (234, 349050), (260, 314145), (270, 302510), (300, 272259), (325, 251316), (338, 241650), (351, 232700), (358, 228150), (390, 209430), (450, 181506), (468, 174525), (507, 161100), (537, 152100), (540, 151255), (585, 139620), (650, 125658), (675, 121004), (676, 120825), (702, 116350), (716, 114075), (780, 104715), (845, 96660), (895, 91260), (900, 90753), (975, 83772), (1014, 80550), (1074, 76050), (1170, 69810), (1300, 62829), (1350, 60502), (1404, 58175), (1521, 53700), (1611, 50700), (1690, 48330), (1755, 46540), (1790, 45630), (1950, 41886), (2028, 40275), (2148, 38025), (2327, 35100), (2340, 34905), (2535, 32220), (2685, 30420), (2700, 30251), (2925, 27924), (3042, 26850), (3222, 25350), (3380, 24165), (3510, 23270), (3580, 22815), (3900, 20943), (4225, 19332), (4475, 18252), (4563, 17900), (4654, 17550), (4833, 16900), (5070, 16110), (5370, 15210), (5850, 13962), (6084, 13425), (6444, 12675), (6981, 11700), (7020, 11635), (7605, 10740), (8055, 10140), (8450, 9666), (8775, 9308), (8950, 9126)]