209302980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{1307}}^1$

素因数の和:1493

約数の個数: 96

約数和(自身を含む): 624951936

約数和(自身を除く): 415648956

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 157, 170, 204, 255, 314, 340, 471, 510, 628, 785, 942, 1020, 1307, 1570, 1884, 2355, 2614, 2669, 3140, 3921, 4710, 5228, 5338, 6535, 7842, 8007, 9420, 10676, 13070, 13345, 15684, 16014, 19605, 22219, 26140, 26690, 32028, 39210, 40035, 44438, 53380, 66657, 78420, 80070, 88876, 111095, 133314, 160140, 205199, 222190, 266628, 333285, 410398, 444380, 615597, 666570, 820796, 1025995, 1231194, 1333140, 2051990, 2462388, 3077985, 3488383, 4103980, 6155970, 6976766, 10465149, 12311940, 13953532, 17441915, 20930298, 34883830, 41860596, 52325745, 69767660, 104651490, 209302980]

約数ペア:

[(1, 209302980), (2, 104651490), (3, 69767660), (4, 52325745), (5, 41860596), (6, 34883830), (10, 20930298), (12, 17441915), (15, 13953532), (17, 12311940), (20, 10465149), (30, 6976766), (34, 6155970), (51, 4103980), (60, 3488383), (68, 3077985), (85, 2462388), (102, 2051990), (157, 1333140), (170, 1231194), (204, 1025995), (255, 820796), (314, 666570), (340, 615597), (471, 444380), (510, 410398), (628, 333285), (785, 266628), (942, 222190), (1020, 205199), (1307, 160140), (1570, 133314), (1884, 111095), (2355, 88876), (2614, 80070), (2669, 78420), (3140, 66657), (3921, 53380), (4710, 44438), (5228, 40035), (5338, 39210), (6535, 32028), (7842, 26690), (8007, 26140), (9420, 22219), (10676, 19605), (13070, 16014), (13345, 15684)]