28493100

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:257

約数の個数: 144

約数和(自身を含む): 93639840

約数和(自身を除く): 65146740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 61, 75, 90, 100, 108, 122, 135, 150, 173, 180, 183, 225, 244, 270, 300, 305, 346, 366, 450, 519, 540, 549, 610, 675, 692, 732, 865, 900, 915, 1038, 1098, 1220, 1350, 1525, 1557, 1647, 1730, 1830, 2076, 2196, 2595, 2700, 2745, 3050, 3114, 3294, 3460, 3660, 4325, 4575, 4671, 5190, 5490, 6100, 6228, 6588, 7785, 8235, 8650, 9150, 9342, 10380, 10553, 10980, 12975, 13725, 15570, 16470, 17300, 18300, 18684, 21106, 23355, 25950, 27450, 31140, 31659, 32940, 38925, 41175, 42212, 46710, 51900, 52765, 54900, 63318, 77850, 82350, 93420, 94977, 105530, 116775, 126636, 155700, 158295, 164700, 189954, 211060, 233550, 263825, 284931, 316590, 379908, 467100, 474885, 527650, 569862, 633180, 791475, 949770, 1055300, 1139724, 1424655, 1582950, 1899540, 2374425, 2849310, 3165900, 4748850, 5698620, 7123275, 9497700, 14246550, 28493100]

約数ペア:

[(1, 28493100), (2, 14246550), (3, 9497700), (4, 7123275), (5, 5698620), (6, 4748850), (9, 3165900), (10, 2849310), (12, 2374425), (15, 1899540), (18, 1582950), (20, 1424655), (25, 1139724), (27, 1055300), (30, 949770), (36, 791475), (45, 633180), (50, 569862), (54, 527650), (60, 474885), (61, 467100), (75, 379908), (90, 316590), (100, 284931), (108, 263825), (122, 233550), (135, 211060), (150, 189954), (173, 164700), (180, 158295), (183, 155700), (225, 126636), (244, 116775), (270, 105530), (300, 94977), (305, 93420), (346, 82350), (366, 77850), (450, 63318), (519, 54900), (540, 52765), (549, 51900), (610, 46710), (675, 42212), (692, 41175), (732, 38925), (865, 32940), (900, 31659), (915, 31140), (1038, 27450), (1098, 25950), (1220, 23355), (1350, 21106), (1525, 18684), (1557, 18300), (1647, 17300), (1730, 16470), (1830, 15570), (2076, 13725), (2196, 12975), (2595, 10980), (2700, 10553), (2745, 10380), (3050, 9342), (3114, 9150), (3294, 8650), (3460, 8235), (3660, 7785), (4325, 6588), (4575, 6228), (4671, 6100), (5190, 5490)]