489449700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{331}}^1$

素因数の和:435

約数の個数: 216

約数和(自身を含む): 1618396416

約数和(自身を除く): 1128946716

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 31, 36, 45, 50, 53, 60, 62, 75, 90, 93, 100, 106, 124, 150, 155, 159, 180, 186, 212, 225, 265, 279, 300, 310, 318, 331, 372, 450, 465, 477, 530, 558, 620, 636, 662, 775, 795, 900, 930, 954, 993, 1060, 1116, 1324, 1325, 1395, 1550, 1590, 1643, 1655, 1860, 1908, 1986, 2325, 2385, 2650, 2790, 2979, 3100, 3180, 3286, 3310, 3972, 3975, 4650, 4770, 4929, 4965, 5300, 5580, 5958, 6572, 6620, 6975, 7950, 8215, 8275, 9300, 9540, 9858, 9930, 10261, 11916, 11925, 13950, 14787, 14895, 15900, 16430, 16550, 17543, 19716, 19860, 20522, 23850, 24645, 24825, 27900, 29574, 29790, 30783, 32860, 33100, 35086, 41044, 41075, 47700, 49290, 49650, 51305, 52629, 59148, 59580, 61566, 70172, 73935, 74475, 82150, 87715, 92349, 98580, 99300, 102610, 105258, 123132, 123225, 147870, 148950, 153915, 157887, 164300, 175430, 184698, 205220, 210516, 246450, 256525, 263145, 295740, 297900, 307830, 315774, 350860, 369396, 369675, 438575, 461745, 492900, 513050, 526290, 543833, 615660, 631548, 739350, 769575, 789435, 877150, 923490, 1026100, 1052580, 1087666, 1315725, 1478700, 1539150, 1578870, 1631499, 1754300, 1846980, 2175332, 2308725, 2631450, 2719165, 3078300, 3157740, 3262998, 3947175, 4617450, 4894497, 5262900, 5438330, 6525996, 7894350, 8157495, 9234900, 9788994, 10876660, 13595825, 15788700, 16314990, 19577988, 24472485, 27191650, 32629980, 40787475, 48944970, 54383300, 81574950, 97889940, 122362425, 163149900, 244724850, 489449700]

約数ペア:

[(1, 489449700), (2, 244724850), (3, 163149900), (4, 122362425), (5, 97889940), (6, 81574950), (9, 54383300), (10, 48944970), (12, 40787475), (15, 32629980), (18, 27191650), (20, 24472485), (25, 19577988), (30, 16314990), (31, 15788700), (36, 13595825), (45, 10876660), (50, 9788994), (53, 9234900), (60, 8157495), (62, 7894350), (75, 6525996), (90, 5438330), (93, 5262900), (100, 4894497), (106, 4617450), (124, 3947175), (150, 3262998), (155, 3157740), (159, 3078300), (180, 2719165), (186, 2631450), (212, 2308725), (225, 2175332), (265, 1846980), (279, 1754300), (300, 1631499), (310, 1578870), (318, 1539150), (331, 1478700), (372, 1315725), (450, 1087666), (465, 1052580), (477, 1026100), (530, 923490), (558, 877150), (620, 789435), (636, 769575), (662, 739350), (775, 631548), (795, 615660), (900, 543833), (930, 526290), (954, 513050), (993, 492900), (1060, 461745), (1116, 438575), (1324, 369675), (1325, 369396), (1395, 350860), (1550, 315774), (1590, 307830), (1643, 297900), (1655, 295740), (1860, 263145), (1908, 256525), (1986, 246450), (2325, 210516), (2385, 205220), (2650, 184698), (2790, 175430), (2979, 164300), (3100, 157887), (3180, 153915), (3286, 148950), (3310, 147870), (3972, 123225), (3975, 123132), (4650, 105258), (4770, 102610), (4929, 99300), (4965, 98580), (5300, 92349), (5580, 87715), (5958, 82150), (6572, 74475), (6620, 73935), (6975, 70172), (7950, 61566), (8215, 59580), (8275, 59148), (9300, 52629), (9540, 51305), (9858, 49650), (9930, 49290), (10261, 47700), (11916, 41075), (11925, 41044), (13950, 35086), (14787, 33100), (14895, 32860), (15900, 30783), (16430, 29790), (16550, 29574), (17543, 27900), (19716, 24825), (19860, 24645), (20522, 23850)]