221498100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{467}}^1$

素因数の和:535

約数の個数: 216

約数和(自身を含む): 760451328

約数和(自身を除く): 538953228

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 25, 30, 31, 34, 36, 45, 50, 51, 60, 62, 68, 75, 85, 90, 93, 100, 102, 124, 150, 153, 155, 170, 180, 186, 204, 225, 255, 279, 300, 306, 310, 340, 372, 425, 450, 465, 467, 510, 527, 558, 612, 620, 765, 775, 850, 900, 930, 934, 1020, 1054, 1116, 1275, 1395, 1401, 1530, 1550, 1581, 1700, 1860, 1868, 2108, 2325, 2335, 2550, 2635, 2790, 2802, 3060, 3100, 3162, 3825, 4203, 4650, 4670, 4743, 5100, 5270, 5580, 5604, 6324, 6975, 7005, 7650, 7905, 7939, 8406, 9300, 9340, 9486, 10540, 11675, 13175, 13950, 14010, 14477, 15300, 15810, 15878, 16812, 18972, 21015, 23350, 23715, 23817, 26350, 27900, 28020, 28954, 31620, 31756, 35025, 39525, 39695, 42030, 43431, 46700, 47430, 47634, 52700, 57908, 70050, 71451, 72385, 79050, 79390, 84060, 86862, 94860, 95268, 105075, 118575, 119085, 130293, 140100, 142902, 144770, 158100, 158780, 173724, 198475, 210150, 217155, 237150, 238170, 246109, 260586, 285804, 289540, 357255, 361925, 396950, 420300, 434310, 474300, 476340, 492218, 521172, 595425, 651465, 714510, 723850, 738327, 793900, 868620, 984436, 1085775, 1190850, 1230545, 1302930, 1429020, 1447700, 1476654, 1786275, 2171550, 2214981, 2381700, 2461090, 2605860, 2953308, 3257325, 3572550, 3691635, 4343100, 4429962, 4922180, 6152725, 6514650, 7145100, 7383270, 8859924, 11074905, 12305450, 13029300, 14766540, 18458175, 22149810, 24610900, 36916350, 44299620, 55374525, 73832700, 110749050, 221498100]

約数ペア:

[(1, 221498100), (2, 110749050), (3, 73832700), (4, 55374525), (5, 44299620), (6, 36916350), (9, 24610900), (10, 22149810), (12, 18458175), (15, 14766540), (17, 13029300), (18, 12305450), (20, 11074905), (25, 8859924), (30, 7383270), (31, 7145100), (34, 6514650), (36, 6152725), (45, 4922180), (50, 4429962), (51, 4343100), (60, 3691635), (62, 3572550), (68, 3257325), (75, 2953308), (85, 2605860), (90, 2461090), (93, 2381700), (100, 2214981), (102, 2171550), (124, 1786275), (150, 1476654), (153, 1447700), (155, 1429020), (170, 1302930), (180, 1230545), (186, 1190850), (204, 1085775), (225, 984436), (255, 868620), (279, 793900), (300, 738327), (306, 723850), (310, 714510), (340, 651465), (372, 595425), (425, 521172), (450, 492218), (465, 476340), (467, 474300), (510, 434310), (527, 420300), (558, 396950), (612, 361925), (620, 357255), (765, 289540), (775, 285804), (850, 260586), (900, 246109), (930, 238170), (934, 237150), (1020, 217155), (1054, 210150), (1116, 198475), (1275, 173724), (1395, 158780), (1401, 158100), (1530, 144770), (1550, 142902), (1581, 140100), (1700, 130293), (1860, 119085), (1868, 118575), (2108, 105075), (2325, 95268), (2335, 94860), (2550, 86862), (2635, 84060), (2790, 79390), (2802, 79050), (3060, 72385), (3100, 71451), (3162, 70050), (3825, 57908), (4203, 52700), (4650, 47634), (4670, 47430), (4743, 46700), (5100, 43431), (5270, 42030), (5580, 39695), (5604, 39525), (6324, 35025), (6975, 31756), (7005, 31620), (7650, 28954), (7905, 28020), (7939, 27900), (8406, 26350), (9300, 23817), (9340, 23715), (9486, 23350), (10540, 21015), (11675, 18972), (13175, 16812), (13950, 15878), (14010, 15810), (14477, 15300)]