231989100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1811}}^1$

素因数の和:1896

約数の個数: 144

約数和(自身を含む): 780116736

約数和(自身を除く): 548127636

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 61, 70, 75, 84, 100, 105, 122, 140, 150, 175, 183, 210, 244, 300, 305, 350, 366, 420, 427, 525, 610, 700, 732, 854, 915, 1050, 1220, 1281, 1525, 1708, 1811, 1830, 2100, 2135, 2562, 3050, 3622, 3660, 4270, 4575, 5124, 5433, 6100, 6405, 7244, 8540, 9055, 9150, 10675, 10866, 12677, 12810, 18110, 18300, 21350, 21732, 25354, 25620, 27165, 32025, 36220, 38031, 42700, 45275, 50708, 54330, 63385, 64050, 76062, 90550, 108660, 110471, 126770, 128100, 135825, 152124, 181100, 190155, 220942, 253540, 271650, 316925, 331413, 380310, 441884, 543300, 552355, 633850, 662826, 760620, 773297, 950775, 1104710, 1267700, 1325652, 1546594, 1657065, 1901550, 2209420, 2319891, 2761775, 3093188, 3314130, 3803100, 3866485, 4639782, 5523550, 6628260, 7732970, 8285325, 9279564, 11047100, 11599455, 15465940, 16570650, 19332425, 23198910, 33141300, 38664850, 46397820, 57997275, 77329700, 115994550, 231989100]

約数ペア:

[(1, 231989100), (2, 115994550), (3, 77329700), (4, 57997275), (5, 46397820), (6, 38664850), (7, 33141300), (10, 23198910), (12, 19332425), (14, 16570650), (15, 15465940), (20, 11599455), (21, 11047100), (25, 9279564), (28, 8285325), (30, 7732970), (35, 6628260), (42, 5523550), (50, 4639782), (60, 3866485), (61, 3803100), (70, 3314130), (75, 3093188), (84, 2761775), (100, 2319891), (105, 2209420), (122, 1901550), (140, 1657065), (150, 1546594), (175, 1325652), (183, 1267700), (210, 1104710), (244, 950775), (300, 773297), (305, 760620), (350, 662826), (366, 633850), (420, 552355), (427, 543300), (525, 441884), (610, 380310), (700, 331413), (732, 316925), (854, 271650), (915, 253540), (1050, 220942), (1220, 190155), (1281, 181100), (1525, 152124), (1708, 135825), (1811, 128100), (1830, 126770), (2100, 110471), (2135, 108660), (2562, 90550), (3050, 76062), (3622, 64050), (3660, 63385), (4270, 54330), (4575, 50708), (5124, 45275), (5433, 42700), (6100, 38031), (6405, 36220), (7244, 32025), (8540, 27165), (9055, 25620), (9150, 25354), (10675, 21732), (10866, 21350), (12677, 18300), (12810, 18110)]