320872500

素因数分解:

$2^2\times 3^2\times 5^4\times {\mathrm{13}}^1\times {\mathrm{1097}}^1$

素因数の和:1140

約数の個数: 180

約数和(自身を含む): 1092503412

約数和(自身を除く): 771630912

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 30, 36, 39, 45, 50, 52, 60, 65, 75, 78, 90, 100, 117, 125, 130, 150, 156, 180, 195, 225, 234, 250, 260, 300, 325, 375, 390, 450, 468, 500, 585, 625, 650, 750, 780, 900, 975, 1097, 1125, 1170, 1250, 1300, 1500, 1625, 1875, 1950, 2194, 2250, 2340, 2500, 2925, 3250, 3291, 3750, 3900, 4388, 4500, 4875, 5485, 5625, 5850, 6500, 6582, 7500, 8125, 9750, 9873, 10970, 11250, 11700, 13164, 14261, 14625, 16250, 16455, 19500, 19746, 21940, 22500, 24375, 27425, 28522, 29250, 32500, 32910, 39492, 42783, 48750, 49365, 54850, 57044, 58500, 65820, 71305, 73125, 82275, 85566, 97500, 98730, 109700, 128349, 137125, 142610, 146250, 164550, 171132, 197460, 213915, 246825, 256698, 274250, 285220, 292500, 329100, 356525, 411375, 427830, 493650, 513396, 548500, 641745, 685625, 713050, 822750, 855660, 987300, 1069575, 1234125, 1283490, 1371250, 1426100, 1645500, 1782625, 2056875, 2139150, 2468250, 2566980, 2742500, 3208725, 3565250, 4113750, 4278300, 4936500, 5347875, 6170625, 6417450, 7130500, 8227500, 8913125, 10695750, 12341250, 12834900, 16043625, 17826250, 21391500, 24682500, 26739375, 32087250, 35652500, 53478750, 64174500, 80218125, 106957500, 160436250, 320872500]

約数ペア:

[(1, 320872500), (2, 160436250), (3, 106957500), (4, 80218125), (5, 64174500), (6, 53478750), (9, 35652500), (10, 32087250), (12, 26739375), (13, 24682500), (15, 21391500), (18, 17826250), (20, 16043625), (25, 12834900), (26, 12341250), (30, 10695750), (36, 8913125), (39, 8227500), (45, 7130500), (50, 6417450), (52, 6170625), (60, 5347875), (65, 4936500), (75, 4278300), (78, 4113750), (90, 3565250), (100, 3208725), (117, 2742500), (125, 2566980), (130, 2468250), (150, 2139150), (156, 2056875), (180, 1782625), (195, 1645500), (225, 1426100), (234, 1371250), (250, 1283490), (260, 1234125), (300, 1069575), (325, 987300), (375, 855660), (390, 822750), (450, 713050), (468, 685625), (500, 641745), (585, 548500), (625, 513396), (650, 493650), (750, 427830), (780, 411375), (900, 356525), (975, 329100), (1097, 292500), (1125, 285220), (1170, 274250), (1250, 256698), (1300, 246825), (1500, 213915), (1625, 197460), (1875, 171132), (1950, 164550), (2194, 146250), (2250, 142610), (2340, 137125), (2500, 128349), (2925, 109700), (3250, 98730), (3291, 97500), (3750, 85566), (3900, 82275), (4388, 73125), (4500, 71305), (4875, 65820), (5485, 58500), (5625, 57044), (5850, 54850), (6500, 49365), (6582, 48750), (7500, 42783), (8125, 39492), (9750, 32910), (9873, 32500), (10970, 29250), (11250, 28522), (11700, 27425), (13164, 24375), (14261, 22500), (14625, 21940), (16250, 19746), (16455, 19500)]