19175100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{397}}^1$

素因数の和:444

約数の個数: 144

約数和(自身を含む): 66329088

約数和(自身を除く): 47153988

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 25, 28, 30, 35, 42, 46, 50, 60, 69, 70, 75, 84, 92, 100, 105, 115, 138, 140, 150, 161, 175, 210, 230, 276, 300, 322, 345, 350, 397, 420, 460, 483, 525, 575, 644, 690, 700, 794, 805, 966, 1050, 1150, 1191, 1380, 1588, 1610, 1725, 1932, 1985, 2100, 2300, 2382, 2415, 2779, 3220, 3450, 3970, 4025, 4764, 4830, 5558, 5955, 6900, 7940, 8050, 8337, 9131, 9660, 9925, 11116, 11910, 12075, 13895, 16100, 16674, 18262, 19850, 23820, 24150, 27393, 27790, 29775, 33348, 36524, 39700, 41685, 45655, 48300, 54786, 55580, 59550, 63917, 69475, 83370, 91310, 109572, 119100, 127834, 136965, 138950, 166740, 182620, 191751, 208425, 228275, 255668, 273930, 277900, 319585, 383502, 416850, 456550, 547860, 639170, 684825, 767004, 833700, 913100, 958755, 1278340, 1369650, 1597925, 1917510, 2739300, 3195850, 3835020, 4793775, 6391700, 9587550, 19175100]

約数ペア:

[(1, 19175100), (2, 9587550), (3, 6391700), (4, 4793775), (5, 3835020), (6, 3195850), (7, 2739300), (10, 1917510), (12, 1597925), (14, 1369650), (15, 1278340), (20, 958755), (21, 913100), (23, 833700), (25, 767004), (28, 684825), (30, 639170), (35, 547860), (42, 456550), (46, 416850), (50, 383502), (60, 319585), (69, 277900), (70, 273930), (75, 255668), (84, 228275), (92, 208425), (100, 191751), (105, 182620), (115, 166740), (138, 138950), (140, 136965), (150, 127834), (161, 119100), (175, 109572), (210, 91310), (230, 83370), (276, 69475), (300, 63917), (322, 59550), (345, 55580), (350, 54786), (397, 48300), (420, 45655), (460, 41685), (483, 39700), (525, 36524), (575, 33348), (644, 29775), (690, 27790), (700, 27393), (794, 24150), (805, 23820), (966, 19850), (1050, 18262), (1150, 16674), (1191, 16100), (1380, 13895), (1588, 12075), (1610, 11910), (1725, 11116), (1932, 9925), (1985, 9660), (2100, 9131), (2300, 8337), (2382, 8050), (2415, 7940), (2779, 6900), (3220, 5955), (3450, 5558), (3970, 4830), (4025, 4764)]