215294100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{653}}^1$

素因数の和:834

約数の個数: 144

約数和(自身を含む): 717537408

約数和(自身を除く): 502243308

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 157, 175, 210, 300, 314, 350, 420, 471, 525, 628, 653, 700, 785, 942, 1050, 1099, 1306, 1570, 1884, 1959, 2100, 2198, 2355, 2612, 3140, 3265, 3297, 3918, 3925, 4396, 4571, 4710, 5495, 6530, 6594, 7836, 7850, 9142, 9420, 9795, 10990, 11775, 13060, 13188, 13713, 15700, 16325, 16485, 18284, 19590, 21980, 22855, 23550, 27426, 27475, 32650, 32970, 39180, 45710, 47100, 48975, 54852, 54950, 65300, 65940, 68565, 82425, 91420, 97950, 102521, 109900, 114275, 137130, 164850, 195900, 205042, 228550, 274260, 307563, 329700, 342825, 410084, 457100, 512605, 615126, 685650, 717647, 1025210, 1230252, 1371300, 1435294, 1537815, 2050420, 2152941, 2563025, 2870588, 3075630, 3588235, 4305882, 5126050, 6151260, 7176470, 7689075, 8611764, 10252100, 10764705, 14352940, 15378150, 17941175, 21529410, 30756300, 35882350, 43058820, 53823525, 71764700, 107647050, 215294100]

約数ペア:

[(1, 215294100), (2, 107647050), (3, 71764700), (4, 53823525), (5, 43058820), (6, 35882350), (7, 30756300), (10, 21529410), (12, 17941175), (14, 15378150), (15, 14352940), (20, 10764705), (21, 10252100), (25, 8611764), (28, 7689075), (30, 7176470), (35, 6151260), (42, 5126050), (50, 4305882), (60, 3588235), (70, 3075630), (75, 2870588), (84, 2563025), (100, 2152941), (105, 2050420), (140, 1537815), (150, 1435294), (157, 1371300), (175, 1230252), (210, 1025210), (300, 717647), (314, 685650), (350, 615126), (420, 512605), (471, 457100), (525, 410084), (628, 342825), (653, 329700), (700, 307563), (785, 274260), (942, 228550), (1050, 205042), (1099, 195900), (1306, 164850), (1570, 137130), (1884, 114275), (1959, 109900), (2100, 102521), (2198, 97950), (2355, 91420), (2612, 82425), (3140, 68565), (3265, 65940), (3297, 65300), (3918, 54950), (3925, 54852), (4396, 48975), (4571, 47100), (4710, 45710), (5495, 39180), (6530, 32970), (6594, 32650), (7836, 27475), (7850, 27426), (9142, 23550), (9420, 22855), (9795, 21980), (10990, 19590), (11775, 18284), (13060, 16485), (13188, 16325), (13713, 15700)]